As of July 2026, Battlestar Galactica Season 2 aired in 2005 with 20 episodes — streaming now on Paramount Plus Premium. Full episode guide and where to watch below.
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Battlestar Galactica Season 2

2005 20 Episodes Sci-Fi & Fantasy · Action & Adventure ⭐ 8/10

Battlestar Galactica Season 2 is currently streaming on and , and it earns its premise rather than just borrowing genre trappings. A single, tightly-focused season means there is plenty to get through without ever feeling padded. 1,787 people have weighed in on TMDB, and the verdict leans heavily positive. Edward James Olmos leads a cast that never lets the concept overwhelm the characters. Available now — press play and find out why people keep recommending it.

There is a reason Battlestar Galactica Season 2 keeps coming up in conversation. The world-building is meticulous, but it is the characters who carry Battlestar Galactica Season 2 through its more ambitious moments. Picking up where the first season left off, season 2 continues to chronicle the adventures of a ragtag fleet of humans, the sole survivors of a devastating nuclear attack by the robot Cylons. But it soon becomes clear that more threatens this fragile society than external forces. Massive fear, paranoia, and political ambition — all classic plagues to developing civilizations — wear away at the already-fatigued fleet. Edward James Olmos and Mary McDonnell lead a cast that brings real weight to the material. It was aired in 2005. 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 2 is satisfying on multiple levels — something to watch and something to think about after. It has built its own audience without needing a direct comparison. Short enough to finish in a weekend, substantial enough to feel satisfying. 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 2

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🎬 Battlestar Galactica Season 2 — Episode Guide

E1
Scattered
2005-07-15
With Adama out of action, Colonel Tigh takes his position as commander of the Galactica. Boomer is in jail, and the cat's out of the bag - she's a Cylon.
E2
Valley of Darkness
2005-07-22
Tigh has to work with Lee to defeat a Cylon boarding party that threatens to take over Galactica and destroy the fleet.
E3
Fragged
2005-07-29
Democracy is brought back to the fleet and soon with it come hardball politics and potentially deadly intrigue.
E4
Resistance
2005-08-05
Tigh imposes martial law and threatens to split the fleet as Lee works to free President Roslin and organize democratic resistance.
E5
The Farm
2005-08-12
Adama and Roslin fight for the hearts and minds of the fleet's population, as Starbuck finds herself trapped in a supposed resistance hospital.
E6
Home (1)
2005-08-19
President Roslin's fragile coalition is put to the test in the first part of a two-part story. Apollo, who has sided with Roslin, runs into a conflict with Zarek and his accomplice Meier.
E7
Home (2)
2005-08-26
Adama heads to Kobol to find Roslin, reassembles the fleet and heads down to Kobol himself to find the presidential party in search of the "Tomb of Athena" which allegedly leads to Earth. Apollo hangs out with Starbuck , Zarek tries to keep his cronie off plotting with Boomer who is unaware of tensi...
E8
Final Cut
2005-09-09
A reporter is sent to Galactica to chronicle the harsh realities of life during wartime.
E9
Flight of the Phoenix
2005-09-16
Sharon informs Adama that the Galatica has been infected with a computer virus that is tampering with the basic ship functions and is scanning them for weaknesses. All this is preparation for a major assault by the Cylon Raiders. So with the clock ticking, Commander Adama must pull himself together ...
E10
Pegasus
2005-09-23
Battlestar Galactica was not the only Battlestar to have survived the cylon attack, The Battlestar Pegasus also survived.
E11
Resurrection Ship (1)
2006-01-06
The Battlestars Galactica and Pegasus face a new Cylon target, a "Resurrection" ship, while a power struggle threatens to result in all-out war among the human fleet.
E12
Resurrection Ship (2)
2006-01-13
The struggle between Adama and Cain is temporarily put on hold while the two Battlestars combine forces for an assault on the Cylon Resurrection Ship. Apollo faces a momentous decision and Baltar takes an interest in Gina, the Cylon prisoner.
E13
Epiphanies
2006-01-20
As President Roslin nears death, Dr. Gaius Baltar must be groomed for the worst case scenario. Roslin orders the death of Sharon's unborn child. A sabotaged Viper leads to an investigation that uncovers a movement of people seeking peace with the Cylons.
E14
Black Market
2006-01-27
Pegasus' new commander Fisk is murdered by black marketeers, and Lee is charged with solving the crime. Roslin seeks to stamp out the black market by introducing new trade regulations.
E15
Scar
2006-02-03
A crazed Cylon Raider attacks the Colonial fleet in a series of hit-and-run attacks. Overworked Viper pilots must defend a mining operation from this Raider that they nickname "Scar."
E16
Sacrifice
2006-02-10
A woman takes hostages on Cloud Nine and demands that Adama turn over Sharon in order to avenge her husband's death at the hands of the Cylons.
E17
The Captain's Hand
2006-02-17
Apollo assists in the search for a missing Raptor team as the new commander of the Pegasus grows increasingly unstable.
E18
Downloaded
2006-02-24
After Boomer's consciousness is downloaded into a new body following her death, she struggles with her new life on Cylon-occupied Caprica. Number Six is asked to help Boomer adjust to her new role in Cylon society.
E19
Lay Down Your Burdens (1)
2006-03-03
Chief Tyrol is plagued by terrifying dreams and seeks the aid of a priest. Kara leads a rescue mission to Caprica. Roslin and Baltar go head-to-head in a presidential debate that changes dramatically with the discovery of a habitable planet.
E20
Lay Down Your Burdens (2)
2006-03-10
When Baltar wins the vote, Roslin considers stealing the election because she believes he is a Cylon collaborator.

🎭 Cast of Battlestar Galactica Season 2

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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