When Baltar wins the vote, Roslin considers stealing the election because she believes he is a Cylon collaborator.

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.

As Baltar’s trial comes to a conclusion, key members of the fleet discover that they may be the Final Five Cylons. Tigh attempts to decipher the strange music he is…