Pilot. Battlestar Galactica (2003 Miniseries) - Part 1.0  

First aired: 12/8/2003

Over forty years have passed since the end of the Cylon War, contested between the humans of the Twelve Colonies and man's creation, the Cylons.

The Galactica, one of the original twelve battlestars, is scheduled to be decommissioned. As part of the ceremonies, Commander Adama's son Lee ("Apollo") is named to fly Adama's restored Viper. Lee's return opens old wounds when they discuss the fate of Adama's other son, Zak.

Meanwhile, in Caprica City, the famous scientist Gaius Baltar argues against limits on research into artificial intelligence. He also has a sensual new lover with a mysterious agenda of her own.

Pilot. Battlestar Galactica (2003 Miniseries) - Part 1.5  

First aired: 12/8/2003

Forty years after the end of the Cylon War, the artificially-created Cylons declare war on humanity by attacking and destroying the twelve colonies. The military crumbles after their newly updated ships shut down in the face of a new unknown Cylon weapon. A lone Battlestar known as Galactica, due to be decommissioned and converted into a museum, turns out to be the only thing standing between the Cylons and the total destruction of the human race.

Pilot. Battlestar Galactica (2003 Miniseries) - Part 2.0  

First aired: 12/10/2003

With all others in the line of succession dead, Laura Roslin, the Education Minister, is appointed president of the Thirteen Colonies. Her new plan is to round up all of the surviving ships and together with the Galactica flee their home systems, never to return.

Pilot. Battlestar Galactica (2003 Miniseries) - Part 2.5  

First aired: 12/10/2003

Forty years after the end of the Cylon War, the artificially-created Cylons declare war on humanity by attacking and destroying the twelve colonies. The military crumbles after their newly updated ships shut down in the face of a new unknown Cylon weapon. A lone battlestar known as Galactica, due to be decommissioned and converted into a museum, turns out to be the only thing standing between the Cylons and the total destruction of the human race.

5. 33  

First aired: 1/14/2005    Production Code: 101 (T-1801)

The Cylons attack the battlestar Galactica and the rag-tag fleet exactly every thirty-three minutes, leading many to believe that there is a traitor in their midst.

6. Water  

First aired: 1/14/2005    Production Code: 102 (T-1802)

Boomer wakes up in a storage locker soaking wet and carrying a bag with a bomb in it. Moments later, several explosions rip through the Galactica, bleeding her of 60% of her water. Now the crew struggles to find another source of water before riots threaten to destroy the convoy.

7. Bastille Day  

First aired: 1/21/2005    Production Code: 103 (T-1803)

Lee has an idea to use prisoners to collect a new supply of water from underground on an icy moon, but the leader of a group of insurgents uses the opportunity to take some of the ship's officers hostage.

8. Act of Contrition (1)  

First aired: 1/28/2005    Production Code: 104 (T-1804)

When an accident kills or incapacitates 20 of Galactica's fighter pilots, Kara must train a new squad. The process brings back painful memories for her and Lee. Meanwhile, Roslin seeks a cure for her breast cancer.

9. You Can't Go Home Again (2)  

First aired: 2/4/2005    Production Code: 105 (T-1805)

When Kara goes missing under enemy fire, Lee and his father stir up resentment by using too many of the fleet's scanty resources in their attempts to find her.

10. Litmus  

First aired: 2/11/2005    Production Code: 106 (T-1806)

After a suicide attack by a humanoid Cylon, the general populace of the fleet learn of the existence of these Cylons. A tribunal is convened to determine if any more of them are hiding among the crew of the Galactica.

11. Six Degrees of Separation  

First aired: 2/18/2005    Production Code: 107 (T-1807)

A woman accuses Dr. Baltar of being the one who let the Cylons access the defense mainframe. As proof, she presents a disc that contains photographs of a man looking like Dr. Baltar entering the mainframe the day before the attack. As the contents of the disc are being analyzed, Dr. Baltar must wage a lonely battle to prove his innocence, while also dealing with the sudden disappearance of Number Six from his life.

12. Flesh and Bone  

First aired: 2/25/2005    Production Code: 108 (T-1808)

A copy of the Leoben Conoy model (the Cylon that Adama killed in the mini-series) appears in the civilian fleet. Starbuck is assigned to the interrogation. Roslin had a dream about Conoy before he was captured, so she's particularly determined to uncover his plans. Meanwhile, Boomer asks Baltar to test his new Cylon detector on her. Sharon on Caprica receives new instructions that she's not comfortable with.

13. Tigh Me Up, Tigh Me Down  

First aired: 3/4/2005    Production Code: 109 (T-1809)

Roslin's suspicions regarding Commander Adama increase when he can't be located during a military operation. Col. Tigh defends his friend despite being mad that he also didn't know where Adama was. But everything is explained when the commander returns to Galactica with Ellen Tigh. It seems that the colonel's estranged wife had been unconscious since the Cylon attack and is now awake and ready to reconcile. Tigh is thrilled to have his wife alive and back in his life; everyone else now turns their suspicions towards her.

14. The Hand of God  

First aired: 3/11/2005    Production Code: 110 (T-1810)

The fleet is facing a fuel shortage; the only possible relief comes from an active and heavily armed Cylon fuel refinery. Adama decides to launch an offensive against the base. This puts Lee on the spot since not everyone believes that he's up to the challenge of leading the assault. Baltar, the resident "Cylon expert," makes a guess that could put the entire mission in jeopardy if he's wrong.

15. Colonial Day  

First aired: 3/18/2005    Production Code: 111 (T-1811)

Tom Zarek has himself nominated for the role of Vice President as an assassin is located on board the Cloud Nine Luxury liner. As tensions flare the cruel hand of politics leads to murder, and the election of the most unlikely Vice President.

16. Kobol's Last Gleaming, Part 1  

First aired: 3/25/2005    Production Code: 112 (T-1812)

In a moment of bad judgment, Kara sleeps with Gaius Baltar. Boomer and Crashdown discover a planet that Roslin believes is Kobol, the ancient homeworld of humanity. Boomer continues to struggle with her Cylon instincts, leading her to thoughts of suicide. Adama believes that the fleet could settle permanently on the new planet. However, the Raptor scouting party discovers a Cylon fleet near the planet. On Cylon-occupied Caprica, Helo encounters Caprica Sharon for the first time since he learned that she is a Cylon.

17. Kobol's Last Gleaming, Part 2  

First aired: 4/1/2005    Production Code: 113 (T-1813)

The crew of Raptor One crashes on Kobol. Baltar and Number Six look upon the face of the future. Starbuck reaches Caprica and finds the Arrow of Apollo. Adama orders the arrest of the President over her ordering Starbuck to retrieve the Arrow, and Boomer goes on one final mission to destroy the Base Star orbiting Kobol. Old Alliances fall, and new ones are formed, and someone is shot by a Cylon agent...