As of July 2026, Battlestar Galactica Season 1 aired in 2004 with 13 episodes — streaming now on Paramount Plus Premium. Full episode guide and where to watch below.
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Battlestar Galactica Season 1

2004 13 Episodes Sci-Fi & Fantasy · Action & Adventure ⭐ 8/10

Right now you can watch Battlestar Galactica Season 1 on and — and it goes further with its ideas than most genre entertainment bothers to. A single, tightly-focused season means there is plenty to get through without ever feeling padded. Its 8/10 TMDB score, built from 1,787 ratings, reflects a title that consistently delivers. Watch it for Edward James Olmos — the performance elevates material that could easily tip into self-seriousness. Start it whenever you need something guaranteed to land.

Battlestar Galactica Season 1 arrived without much fanfare and built its audience the hard way — through word of mouth. Battlestar Galactica Season 1 treats its concept seriously enough to follow it all the way through. Season 1 picks up where the miniseries left off. After engaging in a losing battle against the Cylons, humanity's last remnants are forced to flee under the protection of their one remaining warship, the outdated Battlestar Galactica. Pursued by the Cylons-some of whom have now taken human form-Commander Adama and President Roslin lead these last remnants of humanity in search of a new home - a planet called Earth. Edward James Olmos and Mary McDonnell lead a cast that brings real weight to the material. It was aired in 2004. The world-building is meticulous enough to sustain multiple rewatches, with details early on that only make sense later. It rarely drops the ball, and when it does, it recovers fast.

Battlestar Galactica Season 1 is satisfying on multiple levels — something to watch and something to think about after. If you have run out of similar titles to watch, this is a strong next pick. The complete run is available and best experienced without too much prior knowledge of where it goes. Edward James Olmos grounds the bigger ideas in something human. Once you are in, you will want to talk about it.

📡 Where to Watch Battlestar Galactica Season 1

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🇬🇧 United Kingdom
🇨🇦 Canada
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🎬 Battlestar Galactica Season 1 — Episode Guide

E1
33
2004-10-18
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, rely...
E2
Water
2004-10-25
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 he...
E3
Bastille Day
2004-11-01
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 poin...
E4
Act of Contrition
2004-11-08
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.
E5
You Can't Go Home Again
2004-11-15
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.
E6
Litmus
2004-11-22
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: Cylon...
E7
Six Degrees of Separation
2004-11-29
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 p...
E8
Flesh and Bone
2004-12-06
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.
E9
Tigh Me Up, Tigh Me Down
2004-12-13
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.
E10
The Hand of God
2005-01-03
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.
E11
Colonial Day
2005-01-10
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 ...
E12
Kobol's Last Gleaming (1)
2005-01-17
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 be...
E13
Kobol's Last Gleaming (2)
2005-01-24
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.

🎭 Cast of Battlestar Galactica Season 1

Edward James Olmos
Edward James Olmos
Admiral William Adama
Mary McDonnell
Mary McDonnell
Laura Roslin
Jamie Bamber
Jamie Bamber
Lee 'Apollo' Adama
Katee Sackhoff
Katee Sackhoff
Kara 'Starbuck' Thrace
James Callis
James Callis
Gaius Baltar
Tricia Helfer
Tricia Helfer
Number Six
Tahmoh Penikett
Tahmoh Penikett
Karl 'Helo' Agathon
Grace Park
Grace Park
Sharon 'Boomer' Valerii
Michael Hogan
Michael Hogan
Saul Tigh
Kandyse McClure
Kandyse McClure
Anastasia Dualla

📋 All Seasons of Battlestar Galactica

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