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 José Zúñiga Guest Star Bre Blair Guest Star Brian Kubach Guest Star Ashley Hartman Guest Star Ryan Dowler Guest Star Jessica Williams Guest Star Mark Fish Guest Star Elizabeth Rivera Guest Star Isabel Cueva Guest Star Josh Schwartz Executive Producer Doug Liman Executive Producer McG Executive Producer David Bartis Executive Producer Robert DeLaurentiis Executive Producer Ian Toynton Director