Battlestar Galactica: Exodus (Part 1)

The insurgents rescue Roslin, Zarek, Cally and others from the Cylon firing line just as Boomer makes contact from Galactica; Three experiences a prophetic dream that reveals the Cylon-Human hybrid is still alive; The crews of the Galactica and Pegasus say their farewells on the eve of the attack; The Cylons reveal to Baltar that if they can't stop the insurgents, they will simply nuke the entire planet; and, Ellen's collaboration with the Cylons is discovered.