Supergirl

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Sunday 8:00 PM on The CW Premiered Oct 26, 2015 In Season

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Episode Guide

    • Midvale
      Season 3 - Episode 6
      11/13/17
      8.8

      While Kara and Alex return to Midvale, Kara remembers the death of a childhood friend.

    • Nevertheless, She Persisted
      Season 2 - Episode 22
      5/22/17
      8.7

      While Superman returns to help fight the Daxamites, Supergirl goes one-on-one against Rhea for the fate of National City.

    • In Search of Lost Time
      Season 3 - Episode 15
      4/23/18
      8.7

      When Myr'nn inadvertently causes psychic disturbances at the DEO, Supergirl must work with J'onn to contain the resulting chaos. Meanwhile, Mon-El begins training Kara in fighting techniques he's learned in the future for battling Worldkillers.

    • Make It Reign
      Season 3 - Episode 22
      6/11/18
      8.7

      Sam grows weaker, while Selena and her fellow witches reach Earth and prepare to transform it into a New Krypton... wiping out the human population in the process.

    • Reign
      Season 3 - Episode 9
      12/4/17
      8.6

      When a mysterious symbol appears all over National City, Supergirl investigates and meets Reign. Meanwhile, James offers Lena protection from Morgan.

    • Fort Rozz
      Season 3 - Episode 11
      1/22/18
      8.5

      As Reign continues to terrorize the city, Supergirl teams up with Saturn Girl, and the two recruit Supergirl's former enemies, Livewire and Psi, to form a team for a mission to Fort Rozz to recover a prisoner who has information on how to defeat Reign once and for all. Meanwhile, Alex babysits Ruby.

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    • Crisis on Earth X, Part 1
      Season 3 - Episode 8
      11/27/17
      8.5

      Supergirl prepares to attend the wedding of her friend Barry--aka the Flash--but the ceremony is interrupted by villains attacking from Earth X.

    • Dark Side of the Moon
      Season 3 - Episode 20
      5/28/18
      8.5

      Supergirl is stunned to discover that a part of Krypton survived. Meanwhile, Alex is attacked while out with Ruby, and Lena considers how far she will go to keep Reign contained.

    • Battles Lost and Won
      Season 3 - Episode 23
      6/18/18
      8.5

      In the season three finale, Kara and all of her colleagues and fellow superheroes join forces to stop the Worldkillers from devastating Earth and reforming it into a new Krypton. However the efforts to do so come at a tremendous cost for some and make others to make life changing decisions.

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    • Falling
      Season 1 - Episode 16
      3/14/16
      8.5

      Kara has a major personality change after being exposed to Red Kryptonite. As her friends and the citizens of National City face a malicious and dangerous Supergirl, Cat appears as a guest on "The Talk."

    • For Good
      Season 3 - Episode 12
      1/29/18
      8.5

      Someone tries to kill Morgan Edge and he barely survives. He accuses Lena of being behind the attempt and vows to destroy her. When Lena fears her hatred for Morgan will take her to the Luthor dark side, Kara steps in to help her friend. Meanwhile, after Sam realizes she's losing time, she confides in Alex, who decides to run some medical tests to see if she can find out what's going on with her new friend.

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    • Worlds Finest
      Season 1 - Episode 18
      3/28/16
      8.4

      The Flash arrives in National City from an alternate universe. He teams up with Supergirl to battle the villains Livewire and Silver Banshee, in exchange for Supergirl's help finding him a way to return home.

    • Shelter From the Storm
      Season 3 - Episode 18
      5/14/18
      8.4

      When Reign starts hunting Ruby, Supergirl and Alex work together to keep her safe. Supergirl and J'onn look to Sam's mother for advice on how to stop Reign and come away with some shocking news.

    • Of Two Minds
      Season 3 - Episode 16
      4/30/18
      8.4

      Supergirl and Imra have different ideas on how to stop the third Worldkiller, Pestilence. However, when both Alex and Winn are seriously injured by Pestilence, Supergirl and Imra team up to stop the destruction.

    • Legion of Superheroes
      Season 3 - Episode 10
      1/15/18
      8.4

      Struggling to heal from her injuries inflicted by Reign, Supergirl remains in a dreamlike state, unable to be reached. Mon-El recruits one of the Legion members, Brainiac-5, to try to bring her back. Meanwhile, Reign continues her rampage on the city so the DEO teams up with the Legion of Superheroes to try to stop her.

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    • Girl of Steel
      Season 3 - Episode 1
      10/9/17
      8.4

      Kara fights a new threat against National City while dealing with Mon-El's departure. Meanwhile, Lena puts a new plan in motion, and Alex and Maggie prepare for their wedding.

    • For the Girl Who Has Everything
      Season 1 - Episode 13
      2/8/16
      8.3

      A parasitic alien traps Kara in a dream world where her family is alive and her home planet was never destroyed. As her friends try to save her, it's unclear whether the native Kryptonian wants to be awoken. Meanwhile, with Supergirl out of commission, Alex, Hank and the DEO must fend off an attack on their own.

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    • The Adventures of Supergirl
      Season 2 - Episode 1
      10/10/16
      8.3

      Superman pays his cousin Supergirl a visit, and they team up to determine if Lex Luthor's sister Lena was behind a space shuttle crash. Meanwhile, the inhabitant of the landing pod is revealed.

    • Manhunter
      Season 1 - Episode 17
      3/21/16
      8.3

      While Hank's first meeting with Jeremiah is shown, Siobhan plots against Kara, who is deciding whether to trust someone else with her secret identity.

    • Both Sides Now
      Season 3 - Episode 13
      2/5/18
      8.3

      The DEO captures a second Worldkiller, Purity. Supergirl and Alex use very different methods of interrogation with Purity in the hopes of finding out how to defeat Reign. However, Purity escapes and attacks the city's subway tunnels. Meanwhile, J'onn, Winn and Mon-El band together to fix the Legion ship.

    • Hostile Takeover
      Season 1 - Episode 8
      12/14/15
      8.3

      Kara faces off with Astra after her aunt challenges Kara's beliefs about her mother; and Cat is threatened with being removed as the CEO of CatCo after a hacker exposes her private and damaging emails.

    • Human for a Day
      Season 1 - Episode 7
      12/7/15
      8.3

      An earthquake strikes National City, forcing Supergirl, James, and Winn and Cat to draw on reserves of inner strength to deal with the resulting crises. Meanwhile, Alex and Hank are trapped in the DEO base with Jemm, one of the Fort Rozz prisoners.

    • The Last Children of Krypton
      Season 2 - Episode 2
      10/17/16
      8.2

      Supergirl ends up seriously injured during an attack on National City by a kryptonite-powered villain; and Superman puts the blame for his cousin getting hurt on Hank, because the kryptonite was stolen from the DEO. Meanwhile, Kara's first day at her new job doesn't go as planned after she meets her new boss, Snapper Carr.

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    • Trinity
      Season 3 - Episode 17
      5/7/18
      8.2

      Still reeling after learning about Lena's secret, Supergirl asks Guardian for a favor that could alter his relationship with Lena forever. Meanwhile, with all three Worldkillers united, Supergirl and the team brace for an epic battle.

    • Solitude
      Season 1 - Episode 15
      2/29/16
      8.2

      To beat a new villainess, Indigo, Supergirl travels to her cousin's Fortress of Solitude in hopes of finding a way to defeat her opponent.

    • Resist
      Season 2 - Episode 21
      5/15/17
      8.2

      Supergirl grapples with whether or not to obey the President's orders regarding Queen Rhea's latest actions. Meanwhile, Cat Grant returns to National City.

    • Bizarro
      Season 1 - Episode 12
      2/1/16
      8.2

      A twisted version of Supergirl, one who's the mirror image of the Kryptonian hero, sets out to destroy her National City counterpart. Meanwhile, Kara grows closer to Cat's son Adam.

    • 1/25/16
      8.2

      Hank is confronted by his painful past when a member of the alien race that wiped out his people kidnaps Senator Miranda Crane. Meanwhile, Cat's estranged son arrives in National City.

    • Luthors
      Season 2 - Episode 12
      2/13/17
      8.2

      Lena is arrested for helping break Metallo and Lillian Luthor out of prison. While the evidence seems stacked against her, Kara refuses to believe her friend is guilty and fights to clear Lena's name.

    • The Faithful
      Season 3 - Episode 4
      10/30/17
      8.2

      A new group in National City, led by Thomas Coville, is somehow connected to Supergirl and Kara determines to find out how. Meanwhile, Sam continues to have problems with Ruby.

    • Triggers
      Season 3 - Episode 2
      10/16/17
      8.2

      Psi, a thief with psychic powers, attacks National City and is able to immobilize people by tapping into their worst fears. Meanwhile, James and Lena are at an impasse; and Samantha starts her new job at L-Corp.

    • Blood Bonds
      Season 1 - Episode 9
      1/4/16
      8.2

      Supergirl finds herself in a tense standoff with Non as she tries to rescue Hank from his clutches; and Kara is confronted by Cat about being National City's very own caped crusader.

    • How Does She Do It?
      Season 1 - Episode 5
      11/23/15
      8.1

      Kara is pulled in two directions when babysitting Cat's son, at the same time, National City is hit by a series of bombings. Meanwhile, James feels conflicted when his ex-girlfriend Lucy Lane tries to rekindle their relationship.

    • Far From the Tree
      Season 3 - Episode 3
      10/23/17
      8.1

      While Supergirl accompanies Hank to Mars, Maggie reaches out to her estranged father after Eliza throws the couple-to-be a wedding shower.

    • 2/22/16
      8.1

      Supergirl battles the deadly Master Jailer, who is hunting and executing Fort Rozz escapees; at the same time, a second assistant hired by Cat tries to one-up Kara at every turn; James and Kara find themselves in a disagreement over the DEO's methods.

    • Medusa
      Season 2 - Episode 8
      11/28/16
      8.1

      Eliza Danvers comes to National City for Thanksgiving, and Alex decides to come out to her mother. Meanwhile, Barry Allen and Cisco Ramon ask Supergirl to help them with the Dominator invasion on their earth, and Cadmus creates an alien-specific virus from the information at the Fortress to complete their master plan.

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    • Welcome to Earth
      Season 2 - Episode 3
      10/24/16
      8.1

      Kara fears the recently escaped Mon-El is behind an attack on the president, who Supergirl and the DEO have been assigned to protect; at the same time, the hot-button issue of aliens vs. human rights divides National City.

    • Ace Reporter
      Season 2 - Episode 18
      4/24/17
      8.1

      Kara interviews Lena's ex-boyfriend Jack Spheer during Jack's press conference, and uncovers an issue with his nano-technology development that leads to a potential threat.

    • We Can Be Heroes
      Season 2 - Episode 10
      1/30/17
      8.1

      Supergirl sets out to recapture Livewire, who has seemingly escaped from prison, but her efforts hit a road block when Mon-El puts Supergirl's safety before the citizens of National City. Meanwhile, James decides to be truthful with Kara; and M'Gann falls into a coma following a psychic attack.

    • Childish Things
      Season 1 - Episode 10
      1/18/16
      8.1

      Kara does her best to support Winn and keep him safe when his father, the evil Toyman, breaks out of prison; Cat offers Lucy a job at CatCo; and Alex asks Hank to use his powers to help uncover Maxwell Lord's plans.

    • Wake Up
      Season 3 - Episode 7
      11/20/17
      8.1

      Supergirl and the DEO investigate an alien ship that crashed in National City's harbor. Meanwhile, Sam looks for her estranged mother, and Hank tries to bond with M'yrnn.

    • Pilot
      Season 1 - Episode 1
      10/26/15
      8.0

      After 12 years of keeping her powers a secret on Earth, the now 24 year old Kara Zor-El, Superman's cousin, decides the time has come to embrace her superhuman abilities and fulfill her destiny as a hero. All while trying to keep a job, and her secret identity.

    • Red Faced
      Season 1 - Episode 6
      11/30/15
      8.0

      Stress and anger get the better of Kara when she goes too far during a training exercise with Red Tornado, a military cyborg commissioned by Lucy Lane's father, General Sam Lane. Elsewhere, Cat's tough exterior is shaken by a visit from her judgmental mother, Katherine; at the same time, Alex enlists Winn to investigate her father's mysterious death.

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    • The Fanatical
      Season 3 - Episode 19
      5/21/18
      8.0

      Tanya, a disciple of Coville's, escapes from what's left of his cult, and gives Kara and James a journal that could hold the key to saving Sam. Someone learns Guardian's identity and threatens to expose James if he doesn't do what they ask. James contemplates what it means to be a black vigilante without a mask in America.

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    • Livewire
      Season 1 - Episode 4
      11/16/15
      8.0

      Kara's Thanksgiving may be ruined thanks to a tense visit from her foster mother, who seems to disapprove of her daughter's superhero role. There's also the matter of a volatile CatCo employee being transformed into the villainous Livewire to contend with over the holidays.

    • Changing
      Season 2 - Episode 6
      11/14/16
      8.0

      The Guardian makes his debut in National City to lend a hand after a parasite alien drains Supergirl of her power; at the same time, Mon-El considers a less-than-desirable career change; and Alex struggles with a new reality.

    • Mr. & Mrs. Mxyzptlk
      Season 2 - Episode 13
      2/20/17
      8.0

      A magical imp named Mr. Mxyzptlk shows up on Earth and declares his love for Kara, who tries to let him down easy. However, he won't take no for an answer and starts to wreak havoc on National City. As Mon-El and Kara argue over how to get rid of Mr. Mxyzptlk, Alex and Maggie celebrate their first Valentine's Day together.

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    • Schott Through the Heart
      Season 3 - Episode 14
      4/16/18
      7.9

      When Winn's father dies, his estranged mother reappears, trying to reconnect and to explain why she abandoned him all those years ago. Winn is too embittered from his rough childhood to forgive her, but when a copycat Toyman attacks, the two must work together to stop him. Mon-El tells Kara something important about the Worldkillers, and Alex becomes suspicious of Myr'nn's recent behavior.

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    • City of Lost Children
      Season 2 - Episode 20
      5/8/17
      7.9

      When an alien attacks National City, Supergirl and the DEO learn the alien is a Phorian, an otherwise peaceful race with telekinetic powers. Guardian gets a lead on the Phorian's address, but instead of finding the culprit, he finds a very scared boy named Marcus. Marcus will only trust James, so it is up to Guardian to stop the attacks on the city. Meanwhile, Rhea's plan escalates.

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    • The Darkest Place
      The Darkest Place
      Season 2 - Episode 7
      11/21/16
      7.9

      Guardian must clear his name after being accused of a murder committed by another vigilante; at the same time, Supergirl comes face to face with Cyborg Superman while on a solo mission to rescue Mon-El, who has been captured by Cadmus.

    • Survivors
      Season 2 - Episode 4
      10/31/16
      7.9

      Thrilled to have found another Martian, Hank is determined to get to know M'Gann better; Kara and Alex take notice of an alien fight club run by Roulette while investigating an unregistered alien's murder; and Supergirl starts training Mon-El, whom she has taken under her wing.

    • Not Kansas
      Season 3 - Episode 21
      6/4/18
      7.9

      Kara makes a major life decision. Meanwhile, J'onn finds out that special DEO-caliber guns have hit the streets of National City.

    • Supergirl Lives
      Season 2 - Episode 9
      1/23/17
      7.9

      The story of a missing woman named Izzy moves Kara to investigate, even though Snapper Carr has told her to leave the matter alone. When Kara and Mon-El check out the last place Izzy was seen, they end up thrust through a portal to another planet, where the downtrodden are sold as slaves as part of a trafficking ring run by Roulette. Meanwhile, Alex blames herself---and her new relationship with Maggie---for her sister's disappearance.

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    • Crossfire
      Season 2 - Episode 5
      11/7/16
      7.9

      Supergirl faces a new challenge from a ruthless gang who are armed and dangerous with cutting-edge alien technology; at the same time, Kara gets Mon-El an internship at CatCo; James comes to an important decision; and Lena puts Kara's name on the guest list for one of her fund-raisers.

    • Stronger Together
      Season 1 - Episode 2
      11/2/15
      7.8

      Kara's confidence as a superhero is shaky at first, and with good reason. But then a threat to National City forces her to cast her doubts aside in order to capture an escapee from the Kryptonian prison Fort Rozz. Elsewhere, Cat pressures James to use his connection to Superman to land her an interview with his cousin.

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    • Damage
      Season 3 - Episode 5
      11/6/17
      7.8

      Multiple children get sick from lead poisoning and Morgan Edge blames Lena for creating the lead bomb she made to save National City from the Daxamites. Meanwhile, Alex and Maggie make a crucial decision about the future of their relationship.

    • Myriad
      Season 1 - Episode 19
      4/11/16
      7.8

      Kara must devise a way to free her friends when Non and Indigo employ mind control to turn all of National City's citizens into their own army.

    • Exodus
      Season 2 - Episode 15
      3/6/17
      7.8

      As Alex searches for Jeremiah and Kara investigates a series of alien kidnappings, the sisters realize they must break the rules to foil a new Cadmus plot. In an effort to get Snapper Carr to run a story that would help her stop Cadmus, Kara agrees to set up an interview between Snapper and Supergirl.

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    • The Martian Chronicles
      Season 2 - Episode 11
      2/6/17
      7.8

      Armek arrives in National City intent on taking M'gann back to Mars to face her punishment as a traitor. Thinking she'll be safe at the DEO, Hank and Supergirl are in for a startling surprise when shapeshifter Armek is in the building and under disguise.

    • Fight or Flight
      Season 1 - Episode 3
      11/9/15
      7.7

      One of Superman's enemies is gunning for Supergirl, whose powers are tested when the formidable Reactron arrives in National City; at the same time, Cat makes plans to run an exposé on the young hero.

    • Fallout
      Season 4 - Episode 2
      10/21/18
      7.7

      A shocking revelation causes chaos in National City. Supergirl sets out to capture Mercy Graves, while Alex takes control at the DEO. Back at CatCo, Kara decides to write an investigative story on Mercy and asks Lena if she can interview her as Mercy has ties to the Luthors. Meanwhile, Brainy meets Nia and the two end up in a precarious situation.

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    • Alex
      Season 2 - Episode 19
      5/1/17
      7.7

      Supergirl and Maggie work together to save a kidnapped Alex. Meanwhile, Rhea approaches Lena with an offer.

    • American Alien
      Season 4 - Episode 1
      10/14/18
      7.7

      In the Season 4 premiere, Kara welcomes a new cub reporter to CatCo. Meanwhile, James and Lena argue about James' impending indictment for acting as the vigilante Guardian, while Alex and Brainy struggle to get in sync at the DEO. Supergirl is called into action when remnants of the anti-alien terrorist organization Cadmus try to assassinate pro-alien leaders, but their endgame turns out to be much more sinister than she expected.

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    • Distant Sun
      Season 2 - Episode 17
      3/27/17
      7.7

      A large bounty is put out on Supergirl and aliens from far and near attack National City intent on taking out the woman of steel; Alex and Maggie run into Maggie's ex-girlfriend, Emily, who is in town for a week; Hank gets an interesting order from President Marsdin.

    • Better Angels
      Season 1 - Episode 20
      4/18/16
      7.6

      Supergirl's enemies plot to destroy every person on the planet, and stopping them won't be easy for the Woman of Steel in the Season 1 finale.

    • Star-Crossed
      Season 2 - Episode 16
      3/20/17
      7.5

      A new villain comes to National City, putting Supergirl on high alert; at the same time, she faces an attack by the Music Meister. Meanwhile, Winn's girlfriend, Lyra, gets Winn in trouble with the law; and Maggie attempts to help Winn, but old loyalties get in the way.

    • Homecoming
      Season 2 - Episode 14
      2/27/17
      7.4

      Alex and Kara are thrilled to have their father, Jeremiah Danvers, back after he's rescued from Cadmus. The Danvers arrange a family dinner to celebrate, but things go awry when a suspicious Mon-El starts to question Jeremiah about his sudden return.

    • Parasite Lost
      Season 4 - Episode 5
      11/10/18
      7.4

      Rogue DEO agent Jensen begins his run as the host of Parasite killing aliens and temporarily absorbing their powers. After nearly being killed herself in an encounter with Parasite, Kara decides to use her journalism skills to try to convince readers that aliens are not evil and should not be vilified and branded as evil. In the process she manages to get an interview with a reclusive alien healer. The story soon evolves into something much more.

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    • Ahimsa
      Season 4 - Episode 4
      11/4/18
      7.0

      When Supergirl needs help, Alex asks Lena and Brainiac to team up. Meanwhile, J'onn questions his decision to quit the DEO. However, after running into Manchester Black he realizes there are a lot of ways to help his fellow aliens during this tumultuous time.

    • Call to Action
      Season 4 - Episode 6
      11/18/18
      6.9
      Everyone gathers for Thanksgiving but Kara is feeling down after her televised debate with Ben Lockwood about the anti-alien sentiment coursing through National City. Meanwhile, James and Lena argue about the best way to handle the Children of Liberty.
    • Man of Steel
      Season 4 - Episode 3
      10/28/18
      6.7

      The origin of Agent Liberty is revealed, as he transformed from mild-mannered college professor Ben Lockwood to a alien-hating villain.