Battlestar Galactica Seasons 1-4 DVD Boxset

The story arc of Battlestar Galactica is set in a distant part of the galaxy, where a civilization of humans live on a series of planets known as the Twelve Colonies. In the past, the Colonies had been at war with a cybernetic race known as the Cylons. With the unwitting help of a human named Gaius Baltar, the Cylons launch a sudden sneak attack on the Colonies, laying waste to the planets and devastating their populations.