Acteurs et actrices: The O.C

Peter Gallagher = Sandy Cohen
Kelly Rowan = Kirsten Cohen
Benjamin McKenzie = Ryan Atwood
Adam Brody = Seth Cohen
Rachel Bilson = Summer Roberts
Melinda Clarke = Julie Cooper
Mischa Barton = Marissa Cooper
Tate Donovan = Jimmy Cooper
Alan Dale = Caleb Nichol
Autumn Reeser = Taylor Townsend
Chris Carmanck = Luke Ward
Willa Holland = Kaitlin Cooper
Michael Cassidy = Zack Stevens
Michael Nouri = Dr Neil Roberts
Samaire Armstrong = Anna Stern
Cam Gigandet = Kevin Volchok
Jeff Hephner = Matt Ramsey
Olivia Wilde = Alex Kelly
Navi Rawat = Theresa Diaz
Amanda Righetti = Hailey Nichol
Wayne Dalglish = Brad Ward
Corey Price = Eric Ward
Chris Pratt = Ché
Logan Marshall-Green = Trey Atwood
Johnny Lewis = Dennis "Chili" Childress (décédé à l'âge de 28 ans, le 26 septembre 2012)
Jeri Ryan = Charlotte Morgan
Nikki Griffin = Jess Sathers
Gary Grubbs = Spencer Bullit
Taylor Handley = Oliver Trask
Rosalind Chao = Dr Kim
Nicholas Gonzalez = D.J
Shailene Woodley = Kaitlin Cooper
Daphne Ashbrook = Dawn Atwood
Brandon Quinn =