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Battlestar Galactica: Season4 | Episode8
Sine Qua Non
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 members that were on board.
S4 - E1He That Believeth in Me Apr. 04, 2008
S4 - E2Six of One Apr. 11, 2008
S4 - E3The Ties That Bind Apr. 18, 2008
S4 - E4Escape Velocity Apr. 25, 2008
S4 - E5The Road Less Traveled May. 02, 2008
S4 - E6Faith May. 09, 2008
S4 - E7Guess What's Coming to Dinner? May. 16, 2008
S4 - E8Sine Qua Non May. 30, 2008
S4 - E9The Hub Jun. 06, 2008
S4 - E10Revelations Jun. 13, 2008
S4 - E11Sometimes a Great Notion Jan. 16, 2009
S4 - E12A Disquiet Follows My Soul Jan. 23, 2009
S4 - E13The Oath Jan. 30, 2009
S4 - E14Blood on the Scales Feb. 06, 2009
S4 - E15No Exit Feb. 13, 2009
S4 - E16Deadlock Feb. 20, 2009
S4 - E17Someone to Watch Over Me Feb. 27, 2009
S4 - E18Islanded in a Stream of Stars Mar. 06, 2009
S4 - E19Daybreak (1) Mar. 13, 2009
S4 - E20Daybreak (2) Mar. 20, 2009