Michael Chiklis Jim Powell Actor Julie Benz Stephanie Powell Actor Romany Malco George St. Cloud Actor Autumn Reeser Katie Andrews Actor Kay Panabaker Daphne Powell Actor Jimmy Bennett JJ Powell Actor Stephen Collins Dr. Dayton King Actor Josh Stewart The Watcher; Joshua Guest Star Jason Antoon Mr. Litchfield Guest Star Lucy Lawless Helen Burton; Mrs. X Guest Star Rebecca Mader Victoria Morrow Guest Star Anthony Martins Passenger Guest Star Michael Maize Ben Guest Star John Rubinstein Dr. Klein Guest Star Jon Harmon Feldman Producer, Writer Greg Berlanti Executive Producer Morgan Wandell Executive Producer David Semel Executive Producer Zack Estrin Writer Allison Adler Writer Paul Edwards Director