"I can't keep running", Sarah says. But for humankind's sake, she must. So Sarah (300's Lena Headey) moves from place to place. Takes new identities. And never stops battling killer androids that know her son John is fated to lead the resistance against the Skynet computer seeking to dominate Earth - if he survives.

The man-vs.-machines tale that's thrilled millions gets a reboot in this series set between events of the second and third Terminator movies. Will John Connor (Heroes' Thomas Dekker) seize his destiny? Will a geek's unbeatable chess program evolve into Skynet? Can the teen-cutie droid (Summer Glau of Firefly) who claims she is John's protector be trusted? Answers - and the fight for the future - are here and now.