Stargate SG-1

Syfy (ended 2008)




Episode Guide

    • Window of Opportunity
      Season 4 - Episode 6
      When an alien scientist activates a device that the Ancients created for time alterations, Jack and Teal'c get caught in a time loop.
    • Lost City (2)
      Season 7 - Episode 22
      Using Jack's Ancient knowledge, SG-1 goes to a planet in search of Ancient weapons but soon learn that the weapons are actually hidden on Earth. Will SG-1 be able to make it back in time before Anubis' attack begins?
    • The Pegasus Project
      Season 10 - Episode 3
      Daniel and Vala travel to Atlantis in search of Merlin's anti-Ori weapon, while Sam, and Mitchell join forces with Dr. McKay to lock out the Ori supergate.
    • The Fifth Race
      Season 2 - Episode 15
      While on the planet P3R-272, SG-1 comes across an ancient device that downloads a vast amount of knowledge into Jack’s brain. Jack has the task of helping Daniel solve ancient mysteries while trying to save himself from braindeath due to the overwhelming stress.
    • Reckoning (2)
      Season 8 - Episode 17
      Ba'al sends his fleet back to retake the planet Dakara, pitting his ships against Teal'c and the Jaffa. The RepliCarter tries to probe Daniel's mind to find all the Ancients' knowledge, while Jacob and Carter discover the Ancient weapon on Dakara and try to figure out how to use it to destroy the Replicators. And on Earth, the Replicators overrun the SGC as Jack orders a nuclear strike.moreless
    • The Quest (2)
      Season 10 - Episode 11
      SG-1, Adria, and Ba'al continue their quest to search for Merlin's weapon. They defeat the dragon then SG-1 and Ba'al are transported to another planet without Adria. The team search the new location and find Merlin, but being in stasis for so long has weakened him so Merlin passes all of his knowledge on to Jackson via an Ancient device. Now Jackson must build the weapon before Adria finds them.moreless
    • The Shroud
      Season 10 - Episode 14
      The SG-1 team learns of yet another world that has been visited by a Prior of the Ori. However, this Prior hasn't issued any threats. The team waits for the Prior's return, only to be shocked by his identity.
    • Lost City (1)
      Season 7 - Episode 21
      The SGC learns that Anubis is planning to attack Earth, so Jack once again downloads Ancient knowledge, hoping to find Ancient weapons capable of stopping the impending attack.
    • Camelot
      Season 9 - Episode 20
      The team learns of an ancient weapons system in the village of Camelot on an alien planet.
    • Stargate SG-1: Continuum
      Stargate SG-1: Continuum
      Season 11 - Episode 2
      While attending the execution of the last System Lord, Ba'al, SG-1 escape to Earth when Teal'c and Vala disappear. They soon realize that their timeline had been altered after a fleet of Goa'uld motherships have closed in on Earth led by none other than Lord Ba'al, his Queen Quetesh and First Prime Teal'c.moreless
    • Threads
      Season 8 - Episode 18
      While Daniel finds himself in a mysterious diner suspended between death and ascension, Jacob's fate takes an unexpected turn, Jack and Sam consider their romantic lives, and Anubis unleashes his plan for galactic destruction.
    • The Quest (1)
      Season 10 - Episode 10
      The SG-1 team continues their quest for the Holy Grail, an Ancient device capable of killing the ascended Ori. They learn that an old nemesis is also looking for the device.
    • Meridian
      Season 5 - Episode 21
      SG1 returns from a planet with Daniel apparently dying from radiation poisoning.
    • Full Circle
      Season 6 - Episode 22
      SG-1 must defend Abydos from Anubis, who has come to take the Eye of Ra, an object of fabled power.
    • There But for the Grace of God
      Season 1 - Episode 20
      While investigating P3R-233, Daniel stumbles across a device that projects him into a parallel dimension. In this universe, Carter and O'Neill are engaged, and Teal'c is still First Prime of Apophis. Using the knowledge "our" Daniel has, the SGA launches a nuclear attack on Chulak through the Stargate. This results in a counter-attack as the Goa'uld send a horde of Pyramid Ships to destroy the parallel Earth, and Teal'c refuses to be swayed by those who wiped out his family. The parallel SGC (known as the SGA) must somehow dial out of their Stargate and get Daniel back to the planet so he can return to "his" universe.moreless
    • Within the Serpent's Grasp (2)
      Season 1 - Episode 22
      The Stargate is being shut down by the U.S. government, despite Daniel's warning of an imminent Goa'uld attack on Earth. The SG-1 team, armed to the teeth, defy orders and make an unauthorized trip through the Stargate to what they believe to be the origin of the attack. They find themselves on a Goa'uld Pyramid Ship and discover that Skaara is aboard. Skaara was once the young Abydonian friend to O'Neill, but now is the host body to Klorel, son of Apophis. Is Skaara's human spirit still alive under that fierce exterior or has it been consumed by Klorel? The future of the SG-1 team and of Earth depend on the answer. (To Be Continued...)moreless
    • Heroes (2)
      Season 7 - Episode 18
      SGC is wracked by tragedy when one of their own is killed in a Goa'uld ambush.
    • The Serpent's Lair (3)
      Season 2 - Episode 1
      With SG-1 trapped on Klorel's ship. It seems that Earth is doomed as the Pyramid Ships prepare to destroy Earth.
    • New Order (2)
      Season 8 - Episode 2
      As the Replicators overwhelm the new Asgard homeworld, SG-1 works to revive Jack, create an Ancients weapon to stop the invaders, and tries to find the missing Sam, who is held captive by the humanform Replicator Fifth in a virtual reality.
    • Stargate SG-1: The Ark of Truth
      Stargate SG-1: The Ark of Truth
      Season 11 - Episode 1
      After Tomin defects to Earth, he informs the SGC that the Ori are preparing a full-scale assault. With his help, Daniel learns of "The Ark of Truth", something that could possibly turn the tides of the war in Earth's favor... but it will involve traveling to the Ori home galaxy. Stargate SG-1: The Ark of Truth is the first of two straight to DVD movies.moreless
    • Dominion
      Season 10 - Episode 19
      SG-1 gets caught in the middle when Ba'al and Adria compete for domination of the galaxy.
    • Reckoning (1)
      Season 8 - Episode 16
      The Replicators threaten to overwhelm the galaxy, taking out the Goa'uld and then Earth. While Sam and Thor work to develop a weapon, Teal'c and Bra'tac lead the rebel Jaffa in taking a major temple and Jack and Jacob are forced to make an alliance with Ba'al.
    • Flesh and Blood
      Season 10 - Episode 1
      As the Ori gain power with their invasion of Chulak, Vala's daughter Adria ages years in a matter of hours and the secret of her conception is revealed.
    • 1969
      Season 2 - Episode 21
      SG-1 departs on a mission only to find themselves in the missile silo where SGC Command was built upon, 30 years ago. Due to solar flare emissions warping the Stargate wormhole, they've traveled back in time. Captured by the U.S. military and unable to tell them anything without altering their own history, they must escape with the help of their commander, General Hammond (now only a Lieutenant, and 30 years younger), and somehow gain access to a Stargate and reverse the procedure so they can return to their own time.moreless
    • New Order (1)
      Season 8 - Episode 1
      While Sam and Teal'c go to the planet of the former human-form Replicators to contact the Asgard to cure Jack, Daniel and Dr. Weir must deal with Goa'uld System Lords who want the Ancients weapon the Tau'ri used to destroy Anubis.
    • Nemesis (1)
      Season 3 - Episode 22
      The episode opens with Daniel Jackson confined to the infirmary recovering from an appendectomy. The rest of team is told to take a vacation. O'Neill wants to go fishing and Carter wants to stay on base to work on a project. As O'Neill is leaving he is suddenly transported to Thor's ship where he encounters many mechanical spiders. When he finds Thor he is informed these are replicators, an even greater enemy to the Asgard than the Goa'uld. He tells O'Neill that they (Asgard) need his help to defeat them.moreless
    • Children of the Gods (2)
      Season 1 - Episode 2
      Colonel O'Neill, leading the new SG-1, tracks Apophis back to the planet Chulak to rescue Sha're and Skaara, and befriends one of Apophis' Jaffa guards.
    • Counterstrike
      Season 10 - Episode 7
      After Adria's followers on a planet are wiped out, she attempts to learn the location of this powerful new weapon.
    • Solitudes
      Season 1 - Episode 18
      During a Stargate malfunction, Jack and Sam are redirected to an icy planet where they face a frozen death unless Stargate Command can determine their location.
    • Upgrades
      Season 4 - Episode 3
      The Tok'ra ask the SG-1 to test some mysterious alien armbands, and they prove to confer vast super strength and speed on its wearers. SG-1 put their new-found "powers" to good use, but it soon becomes clear the armbands have a time limit that endanger the team in the midst of a critical mission.moreless
    • 2010
      Season 4 - Episode 16
      Nine years in the future, the Goa'uld have been defeated thanks to an alliance with an advanced alien race. Transportation technology and off-world Stargate travel is now commonplace. However, Carter finds out that most of the human race has secretly been rendered sterile by Earth's new allies. She and the other SG-1 team members must rig the Stargate for time travel (first done in the episode "1969") and send a message back to their counterparts in 2001 to prevent contact with the alien race.moreless
    • Fallen (1)
      Season 7 - Episode 1
      SG-1 searches a planet for the City of the Lost only to find Daniel, alive but without memory of his former life.
    • Small Victories (2)
      Season 4 - Episode 1
      While Carter helps the Asgard fight the replicators galaxies away, Teal'c, Daniel, and O'Neill must contain them on Earth.
    • Children of the Gods (1)
      Season 1 - Episode 1
      The System Lord Apophis launches an attack through the Stargate, tucked away by the military after the events of the movie, and the SGC program is reactivated and given a new objective - seek out and find the alien invaders and defeat them. Jack O'Neill is called out of retirement and sent to locate Daniel Jackson on Abydos.moreless
    • Homecoming (2)
      Season 7 - Episode 2
      Sam and Jack travel to Kelowna to oppose Anubis.
    • Point of View
      Season 3 - Episode 6
      Alternate reality versions of Carter and Kawalsky use the quantum mirror to arrive at a secured building in the top secret Area 51 in "our" universe. In their reality Jack was married to Dr. Carter before his death at the hands of the Goa'uld, Teal'c is still in the service of Apophis, Kawalsky is still alive, and Carter is a civilian Doctor.

      Dr. Carter begins to suffer from temporal distortion caused by travel through the quantum mirror. "Our" Carter determines that her alternate will die unless she is returned to her alternate reality - unfortunately that's also a death sentence since the Goa'uld have swarmed that universe's SGC. SG-1 must use their present day resources and knowledge to return with their new acquaintances and overthrow the Goa'uld.moreless
    • Ripple Effect
      Season 9 - Episode 13
      Alternate realities coming together at Stargate Command create alternate versions of SG-1 and some of their fallen allies.
    • The Torment of Tantalus
      Season 1 - Episode 11
      Daniel discovers that there was a previous Stargate explorer - Dr. Ernest Littlefield, who went through the Gate in 1945. But he never returned, so SG-1 sets out to recover him.
    • Moebius (1)
      Season 8 - Episode 19
      SG-1 and General O'Neill use the time-puddle jumper to go to Ancient Egypt to recover a ZPM. They successfully steal it but they find Jaffa surrounding the cloaked jumper. The future is altered and SG-1 never existed - Daniel teaches English as a second language, Carter proofreads astrophysics papers, and Jack retired from the Air Force and became a charter boat captain. Archaeologists find the video camera Daniel took with them with instructions to find the stargate, find Teal'c, and return to the past to correct the future.moreless
    • Thor's Chariot
      Season 2 - Episode 6
      SG-1 must return to Cimmeria in order to help fight off a Goa'uld invasion while searching for a mysterious hall put there by the Asgard Thor.
    • Beachhead
      Season 9 - Episode 6
      When the Ori create a force field around a free Jaffa planet, General Landry orders Carter to use a weapon that she designed against the Ori's forces.
    • Abyss
      Season 6 - Episode 6
      Jack is captured by a Goa'uld named Ba'al after a mission led by his symbiote goes wrong. His only chance of redemption lies in the hands of Daniel.
    • 2001
      Season 5 - Episode 10
      On a agrarian planet, SG-1 meets the Ashen Confederacy, who propose a trade accord with Earth.
    • Fair Game
      Season 3 - Episode 3
      During an awards ceremony where Carter is awarded a promotion to Major, O'Neill is transported to a space ship orbiting Earth. Here he meets a non-humanoid alien who calls himself Thor. Thor tells O'Neill that the Goa'uld are upset with Earth about the death of Hathor and are now considering retaliation. The Asgard wish to include Earth in the protected planets treaty, which will save them from an attack. The negotiations are to take place at the SGC.moreless
    • The Devil You Know (2)
      Season 3 - Episode 13
      The Tok'ra find out Sokar is going to take his ship in orbit around Netu, and come up with a plan to kill him: since they don't have any weapon capable of penetrating Sokar's shields, they are going to launch some kind of nuclear device into the core of Netu. There it will build up critical mass, and the planet will explode, along with Sokar and his ship. The device gets launched, but Jack, Daniel, Sam, her dad, and Martouf are still on the planet. They now have 12 minutes to get off of the planet, but first they have to deal with an old enemy...moreless
    • Bad Guys
      Season 10 - Episode 16
      SG-1 finds an alien museum on another planet but are mistaken for a bunch of rebels that have taken hostages.
    • Line in the Sand
      Season 10 - Episode 12
      Mitchell, Carter and Teal'c arrive on a planet being threatened by the Ori. They decide that a line needs to be drawn and that the Ori must not be allowed to advance any further. Carter attempts to use the Ancient Merlin's technology to prevent the Ori from taking over the planet.moreless
    • The Tok'ra (2)
      Season 2 - Episode 12
      The Tok'ra turns down a request for an alliance against the Goa'uld because Earth doesn't offer enough rewards to justify the security breach. Selmak, a Tok'ra whose host is dying, requests a human host. Carter suggests her father, Jacob Carter, who is dying of cancer.
    • Evolution (2)
      Season 7 - Episode 12
      Daniel is taken hostage when he goes to South America in search of an alien device reputed to belong to the System Lord Telchak, and tied to his grandfather. Jack is sent to rescue him, while Carter and Teal'c investigate the appearance of a powerful new enemy intent on wiping out the System Lords one by one.moreless
    • Prometheus Unbound
      Season 8 - Episode 12
      General Hammond and Daniel go on an expedition on the Prometheus to Atlantis. They encounter an abandoned Goa'uld Al'kesh and decide to salvage it. A Kull warrior rings aboard the ship and rings everyone else onto the Al'kesh leaving only Daniel onboard the Prometheus. The Kull warrior turns out to be a woman named Vala who wants to use Prometheus to evacuate her people from a Goa'uld occupied world. But is she telling the truth?moreless
    • Shades of Grey
      Season 3 - Episode 18
      When the Tollan refuse to share technology, even after SG-1 saved the planet from a Goa'uld attack, Jack gets angry and steals a device from them. Jack does not see how that was wrong, and can choose between court martial or early retirement. He prefers the retirement, and is contacted by Colonel Maybourne. Maybourne tells Jack that there is an offworld base that has a few teams that retrieve alien technology the hard way when the SG teams fail to do so the diplomatic way. Jack requests to be sent to Eudora (from the episode "A Hundred Days") to retire. From there he then dials Maybourne's offworld base to become a team leader there.moreless
    • The Fourth Horseman (1)
      Season 9 - Episode 10
      After an SGC officer returns to Earth after unknowingly being infected with the Ancient Plague, the virus quickly spreads throughout the United States. Not wanting the Ori to gain control of the Milky Way Galaxy, Orlin yet again descends to help Carter find a cure.
    • Enemies (2)
      Season 5 - Episode 1
      SG-1 and Jacob Carter are trapped in another galaxy with Apophis, while Teal'c is brainwashed into believing that his defection from Apophis was all a ruse.
    • Exodus (1)
      Season 4 - Episode 22
      The SGC are loaning their Goa'uld Mothership to their good friends and allies, the Tok'ra, so they will be able to move to a planet that is not on the gate system. However, Tanith is caught out and tells Apophis where the Tok'ra are.
    • The Nox
      Season 1 - Episode 8
      SG-1 travels to a planet with a creature that possesses the power of invisibility, but run afoul of Apophis and meet the mysterious Nox.
    • Moebius (2)
      Season 8 - Episode 20
      The alternate SG-1 go to Chulak to find Teal'c and Daniel is killed. The alternate Carter, O'Neill, and Teal'c then go back to ancient Egypt to correct the past. They meet the original timeline Daniel who is the only survivor of a failed rebellion against Ra. Together, they must formulate a plan to steal the Stargate so that Ra can not take it with him.moreless
    • A Matter of Time
      Season 2 - Episode 16
      SG-10 is on a planet when its sun becomes a black hole, and the Stargate link back to Earth threatens to destroy first Stargate Command and then the entire planet.
    • Crystal Skull
      Season 3 - Episode 21
      While visiting a new world, the team discovers a huge pyramid, empty but for a central platform above a vast abyss, accessible by a single walkway. Upon the platform is a skull fashioned from pink crystal, that Daniel cannot resist looking into - at which point he disappears. Unable to locate Dr Jackson, SG-1 return to Earth hoping to find a way to retrieve their lost friend. The only clue appears to be a similar skull found on Earth by Dr Jackson's grandfather many years before...moreless
    • Revelations
      Season 5 - Episode 22

      SG1 attempts to rescue an Asgard scientist from the Goa'uld.

    • The Fourth Horseman (2)
      Season 9 - Episode 11
      Members of the SGC start to become infected while Mitchell and Daniel try to capture the Prior.
    • Thor's Hammer
      Season 1 - Episode 10
      Traveling to a planet quarantined by the Goa'uld, Jack and Teal'c are trapped in an underground labyrinth.
    • Fragile Balance
      Season 7 - Episode 3
      SG-1 discovers that Jack has apparently regressed to the age of a teenager, and there is some mysterious connection to alien abductees and the Asgard.
    • Pretense
      Season 3 - Episode 15
      An unknown user attempts to come through the gate. It is Narim, the Tollan, who first sends Schrodinger, Sam's gift to him, to identify himself. He follows, using Tollan technology to pass through the iris. He tells SG-1 that Klor'el/Ska'ara has crashed in a death glider. Klor'el was temporarily not in control, and Ska'ara has requested that the Tollan restore his body to him. Jack and Daniel have been chosen as archons to represent Skaara in a Triad, a Tollan trial to decide whether the body belongs to Klor'el or Ska'ara. Meanwhile Sam and Teal'c find out that the Goa'uld who accompanied Klor'el's archon do strange things in their free time...moreless
    • Evolution (1)
      Season 7 - Episode 11
      Daniel is taken hostage when he goes to South America in search of an alien device, while Carter and Teal'c investigate the appearance of a powerful new enemy.
    • Unending
      Season 10 - Episode 20
      The SG-1 team extends a small time frame to several years to survive an attack of the Ori and tries to find a solution to solve their problem.
    • Summit (1)
      Season 5 - Episode 15
      When the System Lords call a summit to deal with a new threat against them, the Tok'ra and Daniel infiltrate the conference and plan to use a poison to wipe them out, but matters get complicated when Osiris, still in the body of Dr. Sarah Gardner, arrives.
    • Between Two Fires
      Season 5 - Episode 9
      Narim alerts SG-1 to possible dangers following the suspicious death of Omac.
    • Arthur's Mantle
      Season 9 - Episode 18
      Carter and Mitchell find themselves trapped on another plane, out of phase and invisible to everyone else. While Sam attempts to reverse the procedure, Mitchell goes after an assassin who is wiping out the Sodan.
    • Foothold
      Season 3 - Episode 14
      SG-1 returns from a mission, and needs to report to the infirmary to see if they brought back any illnesses. Meanwhile they hear there's been a chemical spill somewhere in the complex. Once in the infirmary, every team member needs a precautionary injection, but Dr. Fraiser injects them with a sedative, rendering them unconscious. Teal'c's symbiote protects him though - he wakes up and sees General Hammond and Fraiser in a conversation with a few unknown aliens. Teal'c escapes and manages to wake up Sam. Sam makes her way out of the complex unseen, while Teal'c distracts the enemy. Once outside, Sam calls Colonel Maybourne, which she meets in a cafeteria. He is accompanied by Jack and Daniel, who explain Sam that she has been exposed to the chemical spill's gas and has been hallucinating since. Has she really, or are there indeed aliens impersonating everyone in the SGC?moreless
    • Crusade
      Season 9 - Episode 19
      Using an Ancient communication device, Vala contacts the SGC through Daniel and informs them of what's been happening in the Ori's galaxy.
    • Zero Hour
      Season 8 - Episode 4
      Five days in the life of SGC as Jack assumes full command of the base and has to deal with a rapidly growing alien plant, the capture of SG-1 by Ba'al, arguing alien delegates, and a tricky traitorous System Lord.
    • Jolinar's Memories (1)
      Season 3 - Episode 12
      The Tok'ra come to Earth and tell Sam that her dad has been captured and is being held prisoner by Sokar on a planet Earth people would describe as hell. The team decides to go rescue him and takes a cargo ship to the planet because there is no stargate there. Due to the thick atmosphere Jack, Daniel, Sam, and Martouf take descent pods down to the surface while Teal'c stays in the ship to keep it in orbit around the planet. The team must locate Jacob and find a way to escape the planet. Since Jolinar has escaped from there before it is possible, if only Sam could remember how...moreless
    • Unnatural Selection (2)
      Season 6 - Episode 12
      Using the Prometheus, SG-1 heads to a Replicator-controlled planet, where time moves faster due to Asgard technology. They hope to reverse the machine to freeze the Replicators in time.
    • Into the Fire (2)
      Season 3 - Episode 1
      General Hammond leads a daring rescue attempt with the help of Teal'c to retrieve SG-1. Meanwhile, on board the Goa'uld ship, one of the members of the team gets a present from Hathor... is it too late to save Colonel O'Neill?
    • Last Stand (2)
      Season 5 - Episode 16
      Osiris is actually an emissary of Anubis and she petitions the System Lords to re-admit him. Meanwhile, Daniel in the guise of Lord Yu's servant tries to save Sarah while Jacob waits cloaked nearby.
    • Origin (3)
      Season 9 - Episode 3
      Stargate Command encounters missionaries for a race of "gods" known as the Ori, who have zero tolerance for disbelievers.
    • The Tok'ra (1)
      Season 2 - Episode 11
      Through a dream, Captain Carter sees herself as Jolinar of Malkshur, running through a maze of blue walls and brightly coloured people. She stops at a DHD to dial an address. This, so she claims, is the Tok'ra base. So, SG-1 goes off the contact the Tok'ra. Meanwhile, Captain Carter's father, Jacob, has cancer and it is getting worse.moreless
    • Menace
      Season 5 - Episode 19
      SG-1 explores a planet and finds an inactive android, which when activated thinks it is a normal human girl.
    • Redemption (2)
      Season 6 - Episode 2
      Wanting proof that the Goa'uld are not gods and can be stopped, Rya'c insists that Teal'c allow him to join in battle, so he can see for himself what the war is all about. Together with Bra'tac, they deduce the planet Anubis is attacking Earth from, and set out to make a strike at his weapon. Meanwhile, on Earth, the efforts continue to find a way of preventing the catastrophe an exploding Stargate would bring about.moreless
    • Enigma
      Season 1 - Episode 17
      SG-1 rescues a group of survivors from a dying planet, but finds that it must deal with its own people when military intelligence wants access to their advanced technology.
    • Bounty
      Season 10 - Episode 15
      Col. Mitchell returns to Kansas to attend his high-school reunion with Vala when Stargate Command learns of an attack on SG-1 team members.
    • In the Line of Duty
      Season 2 - Episode 2
      While on an off-world rescue mission, Sam becomes possessed by a Goa'uld symbiote.
    • Absolute Power
      Season 4 - Episode 17
      Daniel recovers Apophis's son, the Harcesis. He has the memories of all the Goa'uld, which SG Command wants to obtain so that they can defeat their enemies. Daniel is given all the knowledge, but soon begins to use it in a tyrannical fashion as he usurps authority to build a ring of killer satellites around Earth capable of repelling the Goa'uld. Soon, only Jack can get close enough to stop him before Daniel completely takes over the world in the name of peace.moreless
    • Avalon (2)
      Season 9 - Episode 2
      Daniel Jackson and Vala are seemingly transported into the bodies of two people in a distant galaxy on a planet populated by worshippers of a strange authority.
    • Memento Mori
      Season 10 - Episode 8
      Vala finds herself alone in a city with no memory of her identity or past life. Meanwhile, Mitchell and Teal'c question a man named Weaver who may have information about Vala's whereabouts.
    • Ethon
      Season 9 - Episode 15
      SG-1 and the Prometheus travel to Tegalus to stop the Rand Protectorate from using an Ori-supplied superweapon to destroy their enemies, the Caledonians. But things turn grim when Daniel is captured and the Prometheus is caught in a firefight
    • Double Jeopardy
      Season 4 - Episode 21
      SG-1 returns to a planet they helped free from Goa'uld enslavement. Once, with the assistance of SG-1, the people of this world were able to rebel against the forces of Heru'ur and win their freedom. Now, they face a vengeful Cronus determined to make them pay for their insolence. SG-1 is prepared to lead them once again, but it turns out their former allies are not so eager to answer the call to arms. After all, they were promised that if they buried their gate, they would be safe. Instead, the Goa'uld returned in ships - and the planet's inhabitants paid a terrible price. O'Neill and his team must win their confidence before they can win the battle against Cronus. Fortunately, they have help in the form of their robot duplicates, eager to assist them on this doubly-difficult mission.moreless
    • Death Knell
      Season 7 - Episode 16
      When Anubis's Super warriors attack the Alpha site, the self destruct is initiated, but not everyone is evacuated safely. Teal'c and Jack scour the surrounding area for Major Carter. Meanwhile, unrest amongst the allies increases as the possibility of a mole emerges.
    • The Powers That Be
      Season 9 - Episode 5
      SG-1 and Vala go to a planet where she is still worshipped as Qetesh, and in order to prove to the people that the Ori aren't truly gods, she tells them the truth about herself. However, she is then forced to stand trial and possibly be executed.
    • The Enemy Within
      Season 1 - Episode 3
      While the U.S. government determines the fate of Teal'c, SGC must deal with one of its own that has been taken over by a Goa'uld.
    • Serpent's Song
      Season 2 - Episode 18
      Pursued by Goa'uld, Apophis, throws himself on the mercy of SG-1. Despite his past evil, SG-1 grants him sanctuary. Apophis, who shows signs of having been tortured, is slowly dying and reveals that he is being pursued by an ancient and powerful Goa'uld named Sokar, the original god of death.
    • Avalon (1)
      Season 9 - Episode 1
      Lt. Colonel Cameron Mitchell comes to the SGC to be the newest member of SG-1, but he soon learns from General Hank Landry, O'Neill's successor, that the team has disbanded. Carter is at Area 51, Daniel is about to go to Atlantis, and Teal'c has left the program to be with his people. However, after Vala arrives on Earth with a tablet that supposedly tells the location of an Ancient treasure, Mitchell decides that finding it would be the perfect way to reunite SG-1.moreless
    • The Other Guys
      Season 6 - Episode 8
      While escorting physicists off-world, SG1 is taken captive by a Goa'uld hoping to curry favor with Anubis. A pair of escaped physicists who revere SG1 must rescue them.
    • Prophecy
      Season 6 - Episode 21
      On P4S-237, Jonas begins having visions of the future and Lord Mot destroying SG-1.
    • Prototype
      Season 9 - Episode 9
      SG-1 finds a Goa'uld-Human hybrid in stasis in an abandoned Goa'uld lab and take it back to Earth to study, where they learn it was created using Anubis' DNA.
    • Company of Thieves
      Season 10 - Episode 9
      Mitchell attempts to infiltrate the Lucian Alliance in order to rescue members of the SG-1 team from the fallout of an Alliance civil war.
    • Lifeboat
      Season 7 - Episode 6
      Daniel is possessed by the personalities of dozens of different individuals after boarding a ship holding bodies in suspended animation.
    • 48 Hours
      Season 5 - Episode 14
      A Stargate mishap leaves Teal'c trapped inside the Stargate network, forcing the SGC to turn to the Russians for help.
    • Divide and Conquer
      Season 4 - Episode 5
      During a meeting of the Tok'ra High Council, one of the SGC soldiers goes berserk and attacks them before taking his own life. It soon becomes clear that the Goa'uld have a new weapon - a mind control technique that can turn anyone into a preprogrammed assassin. SGC soon realizes that Jack and Sam may be the next programmed assassins.moreless
    • The Other Side
      Season 4 - Episode 2
      An alien race, the Eurondans, contact the SGC and ask for help. SG-1 delivers humanitarian aid to the aliens, who have been devastated by war by a hostile power, but must make a decision when Alar, the Eurondan's representative, asks for military assistance against their enemy.
    • Descent
      Season 6 - Episode 3
      SG-1 is on a salvage mission for a Goa'uld mothership left behind by Anubis.
    • Singularity
      Season 1 - Episode 15
      SG-1 rescues a little girl, Cassandra, but it soon turns out she is a pawn in a scheme to destroy Earth's Stargate.
    • Heroes (1)
      Season 7 - Episode 17
      A film crew comes to the SGC to document the normal functions of the SGC.
    • Redemption (1)
      Season 6 - Episode 1
      The SGC has come under attack from Anubis, who has a device that can use one Stargate to destroy another. With a wormhole dialed in to Earth's stargate, the SGC can not contact its off-world allies for help. Carter works furiously to find a solution. Meanwhile Teal'c is off-world attending his wife's funeral and his son believes she would not have been killed if Teal'c had not joined the fight against the Goa'uld. Bra'tac and Teal'c search for the planet Anubis is attacking Earth from and prepare to go into battle against him.moreless
    • Ex Deus Machina
      Season 9 - Episode 7
      A System Lord is found hiding on Earth, and he threatens to activate a naquadah bomb hidden somewhere in the United States if the SGC tries to go after him.
    • The Serpent's Venom
      Season 4 - Episode 14
      While visiting Chulak to gather support for a Jaffa rebellion, Teal'c is captured by the Goa'uld. The rest of SG-1, unaware of his fate, are dispatched to thwart a burgeoning alliance between Apophis and Heru-ur. But when they arrive at the neutral location chosen for the meeting - an ancient minefield floating in space - they discover that Heru-ur has brought along a gift to seal the deal: a battered but defiant Teal'c. SG-1 is torn. Do they try to rescue Teal'c? Or, as Jacob Carter argues, does the success of their mission outweigh the life of their friend?moreless
    • Urgo
      Season 3 - Episode 16
      SG-1 travels to a paradisical-appearing planet... only to step immediately back out of the Stargate with no memory of their trip. They soon find themselves engaging in odd behavior, and find out that a computer chip has been planted in their minds during their memory blackout. The program in the chip, Urgo, can manifest itself as a friendly-looking, curious entity, that only they can see, because it interacts directly with their perceptions. Urgo can influence their actions, and doesn't want to be shut down or sent back to his creator. The team has to contact Urgo's creator, Togar, and convince him to remove the chips, or shut down Urgo.moreless
    • Secrets
      Season 2 - Episode 9
      Jackson and Teal'c travel back to Abydos to fulfill a promise he made to Shau're's father Kasuf. When they arrive, Daniel learns that his wife, whom he hasn't seen since she was taken by the Goa'uld, is nine months pregnant. The father is Apophis, who plans to use the baby as his new host.moreless
    • Past and Present
      Season 3 - Episode 11
      SG-1 travels to a planet whose inhabitants seem to be suffering from mass retrograde amnesia. They have no memory of their lives before the unknown event they call the "Vorlix", and report that their elders and children are missing. The planet faces complete devastation unless the people's memories can be restored. The inhabitants introduce Ke'ra, a brilliant and personable young woman who has come to be the leader of her people. She and Daniel Jackson develop a mutual attraction. Ke'ra returns to Earth with SG-1 in hopes that her existing research on the Vorlix may help them find a cure. But as the investigation progresses, SG-1 begins to suspect that Ke'ra may not be who or what she appears.moreless
    • Forever in a Day
      Season 3 - Episode 10
      In the middle of a battlefield Daniel and Amonet meet in a tent. Amonet uses her hand device on Daniel, and he passes out. When he awakes Amonet (and Sha're) are dead, their body's stored in the mortuary. Daniel is really depressed and resigns from the Stargate Project, but when he wakes up next morning Sha're is right beside him. All signs in life tell Daniel that Sha're is dead, he even went to her funeral. Yet he keeps seeing her everywhere, in his bathroom, at the SGC, even at her own funeral. Is there something keeping her back from finding peace?moreless
    • The Curse
      Season 4 - Episode 13
      When Daniel Jackson's old archeology professor, Dr. Jordan, dies in a mysterious lab explosion, Daniel pays a return visit to his old academic stomping grounds. But as he reacquaints himself with his former colleagues, he begins to suspect that Dr. Jordan's death may not have been an accident. He discovers that one of the items the professor was studying, an ancient Egyptian jar, contains a perfectly preserved Goa'uld symbiote. Apparently, a crack in the vessel compromised the sedative solution within, killing the creature. But further investigation reveals a second jar may have existed. With a Goa'uld apparently stalking the campus and the local community abuzz with talk of an ancient curse, Daniel must unravel the mystery before it's too late.moreless
    • Fail Safe
      Season 5 - Episode 17
      Earth finds itself threatened when SG Command learns that an asteroid is on a collision course with the planet.
    • Tin Man
      Season 1 - Episode 19
      SG-1 arrives on P3X-989 and is knocked unconscious - they wake up and return to Earth only to find that they are robots.
    • Learning Curve
      Season 3 - Episode 5
      In the pursuit of knowledge, Jack O'Neill, Teal'c, and Daniel Jackson travel to the planet Orban as part of an exchange program. Daniel and Teal'c remain on the planet -- Daniel to study an ancient mosaic pattern on the floor of their Stargate room that he hopes will explain the origin of the Orbanian people, and Teal'c to prepare the Orbanians, should they ever encounter the Goa'uld, by sharing his knowledge with them. O'Neill travels back to Earth with a young Orbanian girl, Merrin, and her chaperone, Kalan, to present the SGC with a valuable Naquadah reactor. All are surprised when it is the young Merrin who volunteers to stay at the SGC and teach Samantha Carter how to build such a complicated technical device. As Carter and O'Neill spend more time with Merrin, they become aware that she is not a typical eleven-year-old. She is incredibly knowledgeable, but has no understanding of fun or play. O'Neill and the rest of SG-1 uncover the truth behind Merrin's intelligence, and how it will affect her and the other children of Orban. He defies orders and sets out to change Merrin's fate by taking her off base, to show her the value of what her childhood could be like and what she has been missing.moreless
    • Off the Grid
      Season 9 - Episode 16
      The SGC learns that the organization of traders and mercenaries known as the Lucian Alliance is distributing a highly-addictive drug and SG-1 goes to investigate. But the situation becomes complicated when the planet's Stargate disappears...and SG-1 is held responsible.
    • The Road Not Taken
      Season 10 - Episode 13
      Carter ends up in an alternate universe and changes the course of things in that universe.
    • Maternal Instinct
      Season 3 - Episode 20
      SG-1 journeys to Kheb to locate the Harcesis child.
    • Prometheus (1)
      Season 6 - Episode 11
      During a tour of the new X-303 (codenamed Prometheus), the ship is taken over by rogue NID agents.
    • Insiders
      Season 10 - Episode 4
      Stargate Command faces off against their old nemesis Ba'al and his clones as Landry spars with the NID and Agent Barrett.
    • A Hundred Days
      Season 3 - Episode 17
      During an expedition to a civilized planet, the stargate of that world is hit by a meteor, trapping O'Neil on that world without any apparent hope of rescue. While he slowly gives up his old life and joins in with the relatively primitive civilization of this world, the SG team tries to find a way to reactivate the buried but still-intact stargate and rescue him. The only means to do so is to send Teal'c through on a suicidal one-way mission to tunnel out of the stargate before his air runs out.moreless
    • Hathor
      Season 1 - Episode 14
      The ancient Egyptian goddess and Goa'uld, Hathor, is awakened and immediately takes over SGC and all of its men.
    • Legacy
      Season 3 - Episode 4
      Daniel starts going crazy after SG-1 visits a planet where SG-1 found nine dead Goa'uld. The doctors believe he is suffering from the effects of traveling through the gate.
    • Scorched Earth
      Season 4 - Episode 9
      SG-1 helps transfer the residents of a Goa'uld slave planet to a new world, but soon find the planet is the target of a terraforming effort that will wipe out its new inhabitants.
    • Morpheus
      Season 10 - Episode 2
      The team goes off-world seeking a weapon against the Ori and ends up in serious trouble. Meanwhile, Landry is faced with having to decide whether or not Vala can be trusted to remain at the SGC.
    • Message in a Bottle
      Season 2 - Episode 7
      While exploring a new planet, SG-1 find an orb that sends out electromagnetic signals. Thinking it's a time capsule of some sort, they return to Earth to begin their tests, however, the object begins to heat up among other things.
    • Deadman Switch
      Season 3 - Episode 7
      The team are captured by a bounty hunter who plans to use them to capture a Goa'uld, but all is not as it seems.
    • Chimera
      Season 7 - Episode 15
      Samantha Carter begins a relationship with a detective, from whom she must hide her life at Stargate Command. Daniel comes face to face with the Goa'uld who has taken his former girlfriend as a host.
    • Chain Reaction
      Season 4 - Episode 15
      When General Hammond announces he is stepping down as head of the SGC, O'Neill suspects that there is more to his decision than he is letting on. And, as it turns out, O'Neill is right as he discovers that the NID was behind the change of command. Fed up with the general's inability to acquire alien technology through whatever means necessary, it pressured him into resigning. When Hammond's replacement breaks up SG-1 and assigns Carter the task of building a planet-killing Naquadah bomb, O'Neill takes matters into his own hands. He decides to take on the NID, but his success will rest in the hands of a most unlikely ally: Colonel Maybourne.moreless
    • Endgame
      Season 8 - Episode 10
      The Trust is behind a plan to steal the Stargate and eliminate the Jaffa and the Goa'uld with the Tok'ra poison.
    • Holiday
      Season 2 - Episode 17
      When the SG-1 team stumbles upon the chamber of former Goa'uld enemy Ma'chello, they fall victim to his powerful body-swapping invention. Ma'chello takes on Daniel's body and the young archeologist finds himself trapped in the body of an old and dying man.
    • Revisions
      Season 7 - Episode 5
      On a toxic planet, SG-1 finds a dome that protects its inhabitants, which are all linked to a computer, and one by one people begin disappearing without anyone else noticing.
    • Tangent
      Season 4 - Episode 12
      A test of the X-301, an experimental aircraft adapted from two Goa'uld death gliders, goes awry sending O'Neill and Teal'c hurtling out of Earth's orbit. As the X-301 streaks through space at a million miles an hour, the SGC struggles to find a way to retrieve it. But after an attempt to alter the aircraft's course fails, things look grim. Daniel Jackson seeks the help of off-world allies. He learns that the Tok'ra have a ship capable of reaching O'Neill and Teal'c, but it is on a covert mission in Goa'uld-controlled territory. With time ticking down and the lives of their comrades hanging in the balance, Carter and Daniel must locate the Tok'ra ship, intercept the X-301, and pull off a daring rescue.moreless
    • Memento
      Season 6 - Episode 20
      During a test flight of the Prometheus, the hyperdrive overloads, forcing SG-1 to go to a nearby planet to hopefully locate a Stargate. The only problem is that the gate has been buried in an unknown location.
    • The First Ones
      Season 4 - Episode 8
      An archaeological team makes an amazing discovery - a planet holding primordial Goa'uld symbiotes. But the planet also is home to the Unas, the first race that acted as a host to the symbiote, and the team and SG-1 are soon in danger from the symbiotes.
    • 200
      Season 10 - Episode 6
      Mitchell eagerly awaits the next off-world mission, which will be his 200th trip through the Stargate. However, Martin Lloyd returns and seeks help with his movie script. The Pentagon orders the SG-1 team to assist because the decision makers believe a film about intergalactic wormhole travel will provide a good cover story for the Stargate program.moreless
    • Paradise Lost
      Season 6 - Episode 15
      Maybourne offers to reveal the location of an offworld weapon but only if he's allowed to go. Once there, Maybourne tricks SG-1 and, along with Jack, is teleported to what he thinks is "utopia." However, the civilization that was once utopia is now dead.
    • Show and Tell
      Season 2 - Episode 20
      A young boy gains entry to the SGC and tells the SG-1 team he has come with his mother, a member of the invisible Reetou race. The boy announces that the Goa'uld destroyed his planet Reetalia and now Reetou rebels intend to kill all human beings to prevent possible future hosts.moreless
    • The Broca Divide
      Season 1 - Episode 5
      SG-1 investigates a planet divided into a light and dark side, and ends up bringing back a plague that threatens to decimate SGC.
    • Cold Lazarus
      Season 1 - Episode 7
      During an off-world assignment, Jack is struck down by energy from a blue crystal...which creates a duplicate of him that returns to Earth in Jack's place.
    • Seth
      Season 3 - Episode 2
      The Tok'ra believe that the ancient Goa'uld System Lord, Seth, is hiding on Earth posing as a religious leader. SG-1 and the Tok'ra Selmak must find him without falling victim to his brainwashing powers.
    • Lockdown
      Season 8 - Episode 3
      A Russian Air Force Colonel comes to join SGC, as an alien creature shows up at the same time. The creature starts taking over members of the SGC. General O'Neill orders SGC to be locked down until the creature can be contained.
    • Watergate
      Season 4 - Episode 7
      The Russians ask for assistance when they reveal they have the second Stargate, but it has become locked onto an alien water planet, not only preventing the SGC's Gate from functioning but endangering the Russian base.
    • Proving Ground
      Season 5 - Episode 13
      The SGC embarks on a cadet training program.
    • Enemy Mine
      Season 7 - Episode 7
      An abandoned Naquadah mine is found but the Unas on the planet refuse to surrender it because they consider it holy ground.
    • The Ties That Bind
      Season 9 - Episode 4
      In order to free themselves of the bond created by the Jaffa bracelets, Daniel and Vala must locate and return the items she stole from the bracelets' previous owner.
    • Babylon
      Season 9 - Episode 8
      Offworld, SG-1 is attacked by Jaffa of the Sodan, and Mitchell is wounded in a fight with one of them. Thinking that the Jaffa was killed, the other Jaffa take Mitchell back to their village to be trained for a fight to the death.
    • Wormhole X-Treme!
      Season 5 - Episode 12
      A space ship is approaching Earth and SGC knows it belongs to the aliens they met in the episode "Point of No Return." Martin, one of the aliens, wrote a television script to Hollywood about the SGC, and O'Neill has to join the filming crew to get closer to Martin and try to find more about the ship.moreless
    • Covenant
      Season 8 - Episode 8
      A rich industrialist has evidence to prove that there is alien life on other planets and gives the governments of the world 24 hours to reveal the truth or he's revealing it. The Air Force tries to discredit him. Then Carter is given the job to tell him about the Stargate and the Goa'uld to try to convince him that the world doesn't need to know. The Trust also tries to silence him.moreless
    • Orpheus
      Season 7 - Episode 4
      A Jaffa-centric episode, and it's not a good day for the ones who like the Tauri. Teal'c's son Rya'c and Bra'tac are prisoners at a Jaffa death camp. SG-1, however, will not let their friends meet a lethal end and are determined to rescue them. Along the way, Teal'c becomes a prisoner and his fate looks very precarious.moreless
    • Allegiance
      Season 6 - Episode 9
      There is an assassin at the SGC's Alpha site, but is it a Jaffa or a Tok'ra?
    • The Changeling
      Season 6 - Episode 19
      Teal'c begins having dreams in which he and the rest of SG-1 are firemen, and he can't decide which reality is real.
    • Touchstone
      Season 2 - Episode 14
      SG-1's mission is to return to PX7-941, or Madrona as the inhabitants call it, to study the effects of, and technology behind the "Touchstone" device. However, SG-1 is accused of stealing this artifact by the Madronans. They claim "Touchstone" has been taken by a group of people dressed in SGC uniforms who came and went through the Stargate leaving the inhabitants without any protection from the planet's deteriorating climate. As SG-1 tries to locate the device, they uncover a sinister government agenda.moreless
    • It's Good To Be King
      Season 8 - Episode 13
      The planet that Harry Maybourne was relocated to by the Tok'ra is targeted by a System Lord and SG-1 must go to rescue him. They discover that Harry has made himself king using knowledge of the Ancients...knowledge that may give them access to the Ancients' time-travel technology.
    • Fire and Water
      Season 1 - Episode 13
      After an expedition to the planet Oannes, Jack, Teal'c and Sam reveal that Daniel died on the mission.
    • The Fifth Man
      Season 5 - Episode 4
      O'Neill is stranded behind enemy lines fighting an unknown Goa'uld army. Teal'c, Carter, and Daniel return to the SGC but are faced with difficult questions from General Hammond when they report that a mysterious fifth member of SG-1 is trapped on the planet with Jack.
    • Beast of Burden
      Season 5 - Episode 7
      When Daniel's friend Chaka is abducted by slave traders, SG-1 goes through the stargate to rescue him. However when the opportunity to free him comes, Chaka refuses to leave, and Daniel discovers Chaka has become the leader of the other Unas slaves.
    • Stronghold
      Season 9 - Episode 14
      Ba'al kidnaps and brainwashes members of the Jaffa High Council in a bid to seize control of the Jaffa. Meanwhile, Mitchell debates whether to reveal the Stargate program to a dying friend who was once in line for his SG-1 position.
    • Fallout
      Season 7 - Episode 14
      The SGC team is reunited with Jonas Quinn, who asks for their assistance as he's discovered a naquadriah chain reaction threatens to destroy Kalowona.
    • Out of Mind (1)
      Season 2 - Episode 22
      Awakening from cryogenic suspension, O'Neill finds himself in a futuristic version of the SGC. Doctors hook O'Neill to a device which turns his memories into holograms and then question him for information about races able to defeat the Goa'uld.
    • Threshold (3)
      Season 5 - Episode 2
      Bra'tac must perform a Jaffa ritual bringing Teal'c to the brink of death to restore his true self.
    • Cure
      Season 6 - Episode 10
      SG-1 is offered a deal for a miracle medicine from an alien world.
    • Brief Candle
      Season 1 - Episode 9
      After being greeted with open arms by the people of Argos, SG-1 discovers that not only do the Argosians suffer from rapid aging, but O'Neill has been somehow infected and will die in a few short days if they don't find a cure.
    • Bloodlines
      Season 1 - Episode 12
      Teal'c reveals that he has a son who is due to receive a Goa'uld larva, and asks the team to help him save his child.
    • Prisoners
      Season 2 - Episode 3
      After assisting a man that is a fleeing murderer, the team is sent through a Stargate to Hadante, a penal world where brute strength and raw power rule.
    • Affinity
      Season 8 - Episode 7
      Teal'c moves into an apartment off-base where he becomes involved in a neighbor's problems. Meanwhile, Carter's boyfriend, Peter Shanahan, proposes and Carter tries to decide. Teal'c is then charged for murder and kidnapping and Daniel disappears while trying to prove Teal'c innocent.
    • Ascension
      Season 5 - Episode 3
      Carter finds romance from an alien who secretly followed her back from his planet.
    • Desperate Measures
      Season 5 - Episode 11
      When Carter goes missing, O'Neill teams up with Col. Maybourne again to free her from NID.
    • Collateral Damage
      Season 9 - Episode 12
      When SG-1 travels to an Asgard protected planet, Colonel Mitchell is accused of a murder he did not commit...but has memories showing he did.
    • Talion
      Season 10 - Episode 17
      After a terrorist attack on a Jaffa summit leaves many dead and Bra'tac seriously injured, Teal'c goes on a one-man quest for revenge.
    • The Tomb
      Season 5 - Episode 8
      SG-1 teams up with the Russians to find one of the latter's missing teams, which were lost in a burial pyramid on an alien planet.
    • Avatar
      Season 8 - Episode 6
      The SGC experiment with a virtual reality chair from the Gamekeeper's world (season 2), but Teal'c becomes trapped in a virtual loop against an undefeatable batch of Anubis drones.
    • The Sentinel
      Season 5 - Episode 20
      SG-1 finds a world under siege by Lord Svarog's forces because the "Shades of Grey" NID team disabled the planet's defenses. SG-1 must work with the captured team members to restore them.
    • Beneath the Surface
      Season 4 - Episode 10
      SG-1 are brainwashed and given memories of new lives and put to work as mining slaves on an alien world. While Hammond tries to find out if they're still alive, the SG-1 must struggle with their returning memories and plot their escape.
    • Smoke & Mirrors
      Season 6 - Episode 14
      Jack becomes the lead suspect in an assassination attempt on Senator Kinsey, and the rest of the team works to clear him.
    • New Ground
      Season 3 - Episode 19
      SG-1 discovers a planet on which two locals just discovered the Stargate that had been buried for thousands of years. When the team goes through the gate, they meet one of the discoverers, Nyan, an archeologist that was looking for ancient villages. Nyan tells them that the planet is divided into two religions: one that believes that all life began on their planet, and one that believes that the first humans had been brought to the planet using a "gateway." Those two parties have been at war for decades. Unfortunately the Stargate seems to be in territory possessed by the ones that do not believe in the Stargate. Meanwhile the second scientist has warned the authorities and the army comes after the team. Only Teal'c escapes, and he is severely injured. The others are questioned by the army, who thinks they are enemy spies, and don't believe a word of what they say when they explain they came through the Stargate. Now it's up to Teal'c to rescue the rest of SG-1, but while trying to escape he was been shot by a native weapon and loses his eyesight...moreless
    • Gemini
      Season 8 - Episode 11
      The Replicator Carter that Fifth created contacts the SGC and tells them that she wants to be destroyed. She also tells them that Fifth has made all Replicators immune to the disruptor. But does she have an ulterior motive...?
    • Frozen
      Season 6 - Episode 4
      The SGC's study of the Antarctic Gate site reveals a woman buried in the ice.
    • Metamorphosis
      Season 6 - Episode 16
      SG-1 discovers that Nirrti has continued her experiments to create a hok'taur (perfect human).
    • Rules of Engagement
      Season 3 - Episode 9
      Upon exiting the Stargate, SG-1 finds itself in the midst of battle. A group of SG soldiers battle a Jaffa army. Believing the soldiers to be the missing-in-action SG-11 team, O'Neill and the others provide assistance. Much to their surprise, the mystery SG team turns their weapons on SG-1.
    • Point of No Return
      Season 4 - Episode 11
      Martin Lloyd, a conspiracy nutjob, calls up the SGC but has accurate knowledge of the Stargate. Martin claims to own a spaceship and is dismissed as a crackpot, but a series of incidents suggests that there may be more to his claims.
    • The Warrior
      Season 5 - Episode 18
      A charismatic new Jaffa leader seeks an alliance with the SGC and Earth.
    • Uninvited
      Season 10 - Episode 5
      While assisting SG-3 on an offworld mission, Teal'c encounters a savage alien creature that is killing the inhabitants. SG-1 investigates and learns that a parasite is to blame. The team suspects that the Ori are responsible, but they are shocked when they find out the real cause.
    • Avenger 2.0
      Season 7 - Episode 9
      Dr. Felger creates a virus that will disable other gates, but after a test run, the virus spreads, disabling the entire gate network.
    • Cor-Ai
      Season 1 - Episode 16
      Teal'c is put on trial by the inhabitants of a planet where he and the Goa'uld collected humans from the planet. If he is found guilty, he will be executed.
    • Citizen Joe
      Season 8 - Episode 15
      Jack is confronted in his home by an irate barber...who claims to know everything about the Stargate project and SG-1.
    • Need
      Season 2 - Episode 5
      When Daniel is being manipulated by an alien princess, SG-1 is forced to labor in the mines.
    • Prodigy
      Season 4 - Episode 19
      During a visit to the Air Force Academy, Carter makes the acquaintance of Jennifer Hailey, a promising young cadet with a rebellious streak. Carter sees great potential in her, but Jennifer seems determined to sabotage her future with the Air Force. She is fiercely independent, opinionated, and resentful of Carter to whom she is constantly being compared. On the other hand, Hailey is brilliant and Carter eventually decides to show her what she can look forward to if she stays the course - by bringing her through the Stargate. The two of them visit an offworld research base where O'Neill and Teal'c are on security detail, "babysitting" a group of ungrateful scientists. But the seemingly routine mission takes a deadly turn when they are attacked by alien life forms composed of pure energy. Trapped and cut off from the Stargate, SG-1 must make a desperate gamble to reach freedom before it's too late.moreless
    • The Scourge
      Season 9 - Episode 17
      While a group of foreign delegates are touring the Gamma Site, a swarm of alien bugs linked to the Ori escapes containment...and adapt to become carnivorous.
    • Red Sky
      Season 5 - Episode 5
      After a particularly rough ride through the Stargate, SG-1 arrives on a planet with a Norwegian-like society. As they meet the villagers, the sky and the sun suddenly change to an orange-red color, rendering the whole planet in an orange glow. The villagers immediately think it's Ragnarok, the End of Dawn, while Samantha discovers that the wormhole they came through must have gone directly through the sun. Some heavy elements must have triggered a reaction inside the sun, so that its light pattern changed, and the planet's plant life will be destroyed. While the locals start praying to Freyr, an Asgard posing as a god, SG-1 tries contacting the Asgard in a more effective way. When the Asgard decline to intervene, the team needs to try and reverse the reaction in the sun on their own.moreless
    • Birthright
      Season 7 - Episode 10
      SG-1 meets a group of female Jaffa who have rebelled against their System Lord, and due to the Jaffas' short supply of symbiotes, SG-1 offers to give them Tretonin.
    • The Gamekeeper
      Season 2 - Episode 4
      SG-1 travel to P7J-989, where they discover a beautiful garden and a dome full of strange metallic chambers, each containing an unconscious person. As the team inspects the chambers, they are trapped and knocked unconscious.
    • Forsaken
      Season 6 - Episode 18
      Offworld, SG-1 discovers a crashed prison-transport ship, and find themselves caught between the guards and the prisoners.
    • Crossroads
      Season 4 - Episode 4
      Teal'c's former love Shan'auc travels to Earth to ask for assistance - she has a way to tap into the memories of her symbiote and convince it that the Goa'uld are evil.
    • Resurrection
      Season 7 - Episode 19
      Sam, Teal'c, and Daniel head to a warehouse where they hope to find a rogue NID operation. Instead, they find a girl held prisoner there and a bigger mystery than they ever expected.
    • Full Alert
      Season 8 - Episode 14
      Robert Kinsey contacts General O'Neill and tells him that the Trust is trying to bring down the U.S. government, and want Kinsey's help. Kinsey and the Trust escape surveillance but when the trail leads to Russia, Daniel is captured when it is revealed that Kinsey tried to kill a leading Russian general...and Kinsey is now the host to a Goa'uld symbiote.moreless
    • Grace
      Season 7 - Episode 13
      When Carter goes on a mission to retrieve the Prometheus, she awakens to find herself alone on the ship and starts experiencing strange things.
    • Space Race
      Season 7 - Episode 8
      Carter joins an alien in a space race, but they soon learn that someone is sabotaging the ships.
    • The Light
      Season 4 - Episode 18
      A member of another SG team, returning from an alien planet, commits suicide. The rest of his team begins to go into comas, and Daniel, who also visited the planet, attempts suicide. When SG-1 goes to the planet, they discover a hypnotic light show that not only induces memory blackouts, but alters their physiology so that they cannot leave the planet without becoming terminally depressed and ultimately dying of system shutdown. Trapped on the planet, they meet a young boy, Loran, who is apparently immune to the effects of the light system but who lost his parents. The team must figure a way to overcome the addiction or remain trapped on the planet forever.moreless
    • The First Commandment
      Season 1 - Episode 6
      SG-1 goes in search of the missing SG-9, but discovers that its leader has set himself up as a god on a planet of primitives.
    • Inauguration
      Season 7 - Episode 20
      The United States has a new President. Vice President (former Senator) Kinsey tries, once again, to take control of the Stargate Program, by persuading the new President that it is unsafe under Hammond's command.
    • Demons
      Season 3 - Episode 8
      SG-1 arrives at a medieval village and frees Mary, a young woman who has been left outside tied to a stake. Simon, friar of the village and Mary's friend, explains that Mary is a sacrifice for the demon that plagues their village. The Canon chose her when he mistook her illness for an evil possession.

      When the demon arrives and finds no sacrifice, he promises to destroy the village the next day unless five humans are left for sacrifice. SG-1 recognizes this "demon" and plot to destroy it, but the Canon pronounces SG-1 evil and condemns them to be sacrificed.

      SG-1 must convince Simon to go against everything he believes in order to save themselves and rid the village of its demon forever.moreless
    • Family
      Season 2 - Episode 8
      Teal'c's mentor Bra'tac arrives unexpectedly through the Stargate with shocking news: the Goa'uld Apophis survived the destruction of his ship and has now kidnapped Teal'c's son, Rya'c. O'Neill and the rest of the SG-1 team agree to join Teal'c as he returns to Chulak to rescue Rya'c, but when they arrive they find much has changed. Because Teal'c didn't return from Earth, his wife, Drey'auc, assumed he was dead and married his old friend, Fro'tak. To make matters worse, Rya'c has been brainwashed by Apophis which causes him to denounce his father as a traitor and foil the team's attempts to rescue him. Fro'tak becomes jealous after seeing Teal'c and Drey'auc rekindling their marital flame. The team is almost captured and Fro' tak attempts to betray them to Apophis, forcing O'Neill to take drastic action. But, Teal'c sees a glimmer of hope when Rya'c slips a hidden message into his denunciation of his father. Teal'c wants to rescue him and take him back to Earth and although O'Neill agrees, he suspects Rya'c - or his controller, Apophis - may be setting an elaborate and deadly trap.moreless
    • Shadow Play
      Season 6 - Episode 7
      Jonas Quinn's mentor visits him to tell that their people are about to use a deadly bomb in their nation war.
    • Icon
      Season 8 - Episode 5
      Daniel attempts to aid a battle-ravaged society when the team's appearance sparks a war.
    • Politics (1)
      Season 1 - Episode 21
      Having escaped marauding Goa'ulds in another Earth reality, Daniel Jackson warns that it is only a matter of time before they launch an attack in this one. But, the Stargate program faces a more immediate threat - - this from Senator Kinsey, powerful Chairman of the Appropriations Committee and the man who oversees Stargate's multi-billion dollar budget. Kinsey sees the program as a wasteful fatcat project with dubious goals and he vows to shut it down. As he reviews the past missions with Hammond, O'Neill and the SG-1 team, he dismisses the danger presented by the Goa'uld, despite warnings from Teal'c of their power. Even Daniel's desperate warning of an imminent attack won't sway the Senator, who is determined to bury the gate and put the program out of business. (To Be Continued...)moreless
    • Entity
      Season 4 - Episode 20
      The SGC is infected by an alien probe that downloads itself into the base computers, accessing sensitive data on the SGC and its personnel.
    • Sight Unseen
      Season 6 - Episode 13
      After SG-1 returns to Earth with an Ancient device, incorporeal bug like creatures begin appearing in the SGC.
    • Bane
      Season 2 - Episode 10
      While exploring planet BP6-3Q1, Teal'c is stung by a strange insect which causes him to become ill and almost die.
    • Spirits
      Season 2 - Episode 13
      SG-11 has not returned from its mission to Planet PXY 887, where they recently discovered an element, Trinium. After O'Neill becomes injured, Carter leads SG-1 through the Stargate to investigate and to negotiate a mining treaty with the inhabitants.
    • Nightwalkers
      Season 6 - Episode 5
      Carter, Teal'c and Jonas investigate the death of a scientist with connections to the Goa'uld, and find a small town whose inhabitants are part of a secret experiment.
    • Rite of Passage
      Season 5 - Episode 6
      Cassandra develops telekinetic powers which threatens to kill her. While seeking a cure, Dr. Fraiser uncovers a dark secret on Cassie's home planet.
    • Sacrifices
      Season 8 - Episode 9
      Teal'c is upset when his son Rya'c plans to marry a Jaffa woman of the Haktyl who he sees as not fit for him. Ishta comes to the SGC after she believes Haktyl has been compromised, and moves her people into the SGC until Carter finds them a suitable planet. Ishta attends a meeting of Haktyl warriors to discuss rising against the Goa'uld Moloc, but he finds out about the meeting and captures her.moreless
    • Disclosure
      Season 6 - Episode 17
      The existence of the Stargate is disclosed to other major countries.
    • Family Ties
      Season 10 - Episode 18
      Vala's father Jacek contacts SGC claiming to have vital information that could impact the survival of Earth. Meanwhile, Gen. Landry's ex-wife pays a visit.
    • One False Step
      Season 2 - Episode 19
      During a routine reconnaissance mission, the UAV plane crashes into a cactus-like plant. Sent to recover the plane, SG-1 discovers that the inhabitants have begun falling ill, and before long a plague of illness sweeps the race.
    • Emancipation
      Season 1 - Episode 4
      SG-1 visits a planet settled by the ancient Mongols, where women are treated as second-class citizens.