Peter Gallagher Sandy Cohen Actor Ben McKenzie Ryan Atwood Actor Rachel Bilson Summer Roberts Actor Adam Brody Seth Cohen Actor Kelly Rowan Kirsten Cohen Actor Melinda Clarke Julie Cooper Actor Autumn Reeser Taylor Townsend Actor Willa Holland Kaitlin Cooper Actor Kevin Sorbo Guest Star Gary Grubbs Guest Star Viji Nathan Guest Star Max Greenfield Guest Star Ellen Hollman Guest Star Graham Miller Guest Star Cathy Lind Hayes Guest Star Wayne Dalglish Guest Star Corey Price Guest Star Tristan Price Guest Star Chelsea Smith Guest Star Bella Thorne Guest Star Connor Webb Guest Star Kerby Moore Guest Star Samantha Figura Guest Star Patty Onagan Guest Star Joseph Anthony Guest Star Mike Schur Guest Star Mel Fair Guest Star Josh Schwartz Executive Producer Doug Liman Executive Producer McG Executive Producer David Bartis Executive Producer Robert DeLaurentiis Executive Producer