The O.C. Season 1 Characters & Cast — No Spoilers
Every character in The O.C. season 1 with photos and the actors who play them, including Peter Gallagher, Kelly Rowan, Ben McKenzie — spoiler-free, nothing from later seasons.
- Sandy Cohen — played by Peter Gallagher
- Kirsten Cohen — played by Kelly Rowan
- Ryan Atwood — played by Ben McKenzie
- Seth Cohen — played by Adam Brody
- Julie Cooper — played by Melinda Clarke
- Summer Roberts — played by Rachel Bilson
- Marissa Cooper — played by Mischa Barton
- Jimmy Cooper — played by Tate Donovan
- Luke Ward — played by Chris Carmack
- Caleb Nichol — played by Alan Dale
- Anna Stern — played by Samaire Armstrong
- Hailey Nichol — played by Amanda Righetti
- Theresa Diaz — played by Navi Rawat
- High School Student — played by Danielle Riffenburgh
- Oliver Trask — played by Taylor Handley
- Kaitlin Cooper — played by Shailene Woodley
- Holly Fischer — played by Ashley Hartman
- Rachel Hoffman — played by Bonnie Somerville
- Chip Saunders — played by Josh Kloss
- Taryn Baker — played by Kimberly Oja
All seasons of The O.C.: full spoiler-free character guide