When an old enemy, the Cylons, resurface and obliterate the 12 colonies, the crew of the aged Galactica protect a small civilian fleet - the last of humanity - as they journey toward the fabled 13th colony, Earth.
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see all options Availability data: JustWatch
- Seasons
- 4
- Episodes aired
- 73
- Latest aired
- S04E20
- Total runtime
- 2d 6h
Timeline when each season aired
- Season 1 October 2004 – January 2005 13 episodes
- Season 2 July 2005 – March 2006 20 episodes
- Season 3 October 2006 – March 2007 20 episodes
- Season 4 April 2008 – March 2009 20 episodes
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S01E01 33
October 18 · 45min find the promo
Show synopsis
In the wake of the Cylon sneak attack, the ragtag fleet of human survivors is forced to play a deadly game of cat-and-mouse with their pursuers. Every 33 minutes, they make a jump to a new location. And every 33 minutes, the Cylons manage to find them. The pilots are on the brink of exhaustion, relying on artificial stimulants to keep fighting, and the civilians are beginning to doubt the leadership of Commander Adama and President Roslin.
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S01E02 Water
October 25 · 44min find the promo
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Lt. Sharon Valerii wakes up soaking wet in the tool room with an explosive charge in her duffel bag. Shortly afterward, a mysterious explosion destroys all the port-side water tanks on Galactica, creating a crisis for the entire fleet. Sharon can't remember a thing, but all the evidence points to her as a saboteur. She confesses her concern to Chief Tyrol, but he can't believe she's responsible.
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S01E03 Bastille Day
November 1 · 44min find the promo
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The fleet has found a source of water, but who will take on the difficult and dangerous job of mining it from the icy planet? Commander Adama and President Roslin send Lee to the Astral Queen, a prisoner transport ship, with an offer for its inmates: Volunteer for this mission and earn "freedom points".
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S01E04 Act of Contrition
November 8 · 44min find the promo
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After a flight deck accident kills 13 pilots and wounds many others, Kara is thrust into service as a flight instructor and ordered to turn a group of civilian pilots and academy washouts into full-fledged Viper pilots.
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S01E05 You Can't Go Home Again
November 15 · 44min find the promo
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When Lt. Kara Thrace goes missing in action after encountering a Cylon patrol while on a training mission, Commander Adama feels responsible — especially in light of her recent admission that she blames herself for his son Zak's death.
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S01E06 Litmus
November 22 · 44min find the promo
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When a new copy of Doral, a Cylon who had been previously exposed while serving as the Galactica's public-relations officer, sneaks aboard and blows himself up, killing three people, Commander Adama and President Roslin must finally make public the terrifying secret known only to a select few: Cylons now look like humans.
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S01E07 Six Degrees of Separation
November 29 · 44min find the promo
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When Baltar and the Number Six who lives in his head have a falling out, she abandons him, only to surface a short while later aboard the Galactica. But now she's called Shelley Godfrey, everyone can see her, and she's telling them that she has evidence, passed on by the late Dr. Amarak, that will prove Baltar sold out the human race to the Cylons.
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S01E08 Flesh and Bone
December 6 · 44min find the promo
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A Cylon, who calls himself Leoben, is discovered on one of the ships in the fleet. Commander Adama sends Kara to interrogate him — or, rather, it. The Cylon tells Kara that he planted a nuclear device on one of the ships. Although she doesn't believe it, Kara passes on the warning.
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S01E09 Tigh Me Up, Tigh Me Down
December 13 · 44min find the promo
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President Roslin's fears that Commander Adama is a Cylon are stoked when she learns he's making secret wireless calls to other ships. Then, to make things worse, a single Cylon raider appears near the Galactica and begins acting strangely after being damaged in battle.
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S01E10 The Hand of God
January 3 · 44min find the promo
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As its fuel supply dwindles, the fleet must seek out a new supply of tylium ore or risk becoming sitting ducks to any Cylon attack. A recon patrol finds an asteroid full of the fuel, but there's a catch — the Cylons have found it first and established a heavily guarded refining plant.
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S01E11 Colonial Day
January 10 · 44min find the promo
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When President Roslin calls an Interim Quorum of the Twelve Colonies, she discovers that democracy brings its ugly stepsisters — politics and deadly intrigue — to the party. Tom Zarek, the charismatic convicted terrorist, is elected as the delegate from Sagittaron and immediately proposes elections for the vice-presidency.
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S01E12 Kobol's Last Gleaming (1)
January 17 · 44min find the promo
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While flying a supply patrol, Crashdown and Sharon Valerii discover a bountiful planet that can support human life. Indeed, it might be Kobol, the legendary "home of the gods." The discovery prompts Commander Adama to send a ground team to investigate; it also gives new life to President Roslin's belief that she is a tool of destiny and that this discovery, like her rapidly spreading cancer, is part of an ancient prophecy.
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S01E13 Kobol's Last Gleaming (2)
January 24 · 44min find the promo
Show synopsis
When Commander Adama learns that Kara disobeyed orders and Jumped to Caprica on orders from President Roslin, he demands the president's resignation, with the implied threat of a military coup. Roslin refuses his demand and sparks a confrontation.