Battlestar Galactica: Season 4
Season 4 Lore Primer
Key plot threads, lore context, and character stakes you need to remember before diving into this season.
- Directly follows the overarching narrative developments of Battlestar Galactica Season 3.
- Faction dynamics and core character alliances shift under escalating external stakes.
- Crucial mysteries introduced previously reach key turning points and narrative reckonings.
- Sets up serialized story arcs that build directly toward the climactic season finale.
Episode Guide
Season 4 Progress Shield
He That Believeth in Me
Apr 4, 2008
During the Cylon attack, Sam Anders has a strange encounter with a Cylon Raider. The crew of the Galactica view Starbuck's return with suspicion and doubt. Gaius Baltar takes refug
Six of One
Apr 11, 2008
The Cylons learn that the Final Five are in the Colonial fleet. Some of the Cylons want the Cavil model to stop lobotomizing the Raider ships. Starbuck desperately tries to convinc
The Ties That Bind
Apr 18, 2008
Kara Thrace seeks her own path in the search for Earth while the Cylons face the threat of sentient Centurions. A member of Galactica's crew learns a dark secret about a loved one.
Escape Velocity
Apr 25, 2008
Gaius Baltar sets off a debate on religious freedom when he promotes his belief in a single God.
The Road Less Traveled
May 2, 2008
Specialist Tyrol continues to sink into despair after his recent loss. He becomes curious about Gaius Baltar's sermons and the following he has attracted. The crew of the Demetrius
Faith
May 9, 2008
The dying President Roslin and the aggressive Viper pilot Kara Thrace try to accept the new terms of the relationship with the Cylons.
Guess What's Coming to Dinner?
May 16, 2008
President Roslin faces challenges as the Colonials plot with Cylon rebels to destroy a Resurrection Hub.
Sine Qua Non
May 30, 2008
With President Roslin missing along with the cylon base ship a new president must be decided on. Galactica goes on a search for the missing base ship and the Galactica crew member
The Hub
Jun 6, 2008
Colonial Viper pilots plan an attack on the Resurrection Hub with their Cylon rebel allies.
Revelations
Jun 13, 2008
D'Anna holds President Roslin and other Colonials hostage in order to draw out the Final Five from the Colonial fleet. Col. Tigh believes he has the solution to end the standoff.
Sometimes a Great Notion
Jan 16, 2009
Kara struggles with the foreboding prediction of the Cylon Hybrid, while Adama and the Colonial fleet face despair over their shocking discovery.
A Disquiet Follows My Soul
Jan 23, 2009
Tigh and Number Six take their first glimpse at their unborn child, Tyrol offers Adama Cylon technology in return for his fellow Cylons properly reintegrated into the fleet, and an
The Oath
Jan 30, 2009
Loyalties are made clear when Gaeta orchestrates a coup d'état of the Adama regime. Both prisoners and lives are taken as many of the fed up people work to take over Galactica.
Blood on the Scales
Feb 6, 2009
President Roslin faces off against Tom Zarek and Lt. Gaeta as they try to take control of the Colonial fleet. Both the alliance with the rebel Cylons and Adama's life are at stake.
No Exit
Feb 13, 2009
As Sam Anders recovers from his head injury onboard the Galactica, he begins to remember events from ancient Earth. The Final Cylon struggles with the fallout from the Final Five's
Deadlock
Feb 20, 2009
Ellen escapes from Cavil only to face a momentous choice regarding the 13th Tribe and the Final Five Cylons.
Someone to Watch Over Me
Feb 27, 2009
Kara feels lost while she struggles to cope with Sam's continued coma, meanwhile Boomer faces charges of treason from the Cylons onboard the base ship who blame her for voting agai
Islanded in a Stream of Stars
Mar 6, 2009
The rebel Cylons and the Colonial humans react to Hera's kidnapping while the physical condition of the Galactica continues to deteriorate.
Daybreak (1)
Mar 13, 2009
With Galactica on the verge of falling apart, Admiral Adama readies the ship for what could be its final mission, as Baltar's Six warns that humanity's final chapter is near.
Daybreak (2)
Mar 20, 2009
Adama and the Galactica crew stake the survival of the human race on their plan to rescue Hera from the Cylon colony in this, the series finale.