Lena Headey Sarah Connor Actor Thomas Dekker John Connor Actor Summer Glau Cameron Phillips Actor Brian Austin Green Derek Reese Actor Richard T. Jones James Ellison Actor Garret Dillahunt Cromartie Actor Shirley Manson Catherine Weaver Actor Leven Rambin Riley Actor Dorian Harewood Guest Star Shane Edelman Guest Star Stephanie Jacobsen Guest Star Mackenzie Brooke Smith Guest Star Christopher DeMaci Guest Star Jennifer Chang Guest Star Kit Pongetti Guest Star Derek Riddell Guest Star Preston James Hillier Guest Star Jake Soldera Guest Star Aixa I. Maldonado Guest Star Michael D. Cheng Guest Star