15 Celebrities You Probably Forgot Were On The O.C.
Chris Pratt (Che Cook)
Che was Summer Roberts frenemy from Brown. He liked protests, animals and being secretly wealthy.
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Lucy Hale (Kaitlin Cooper's high school roomate)
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Ashley Benson (Mean girl at Kaitlin Cooper's high school)
Kaitlin and her went head-to-head over a party.
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Paul Wesley (Donnie)
He worked at the crab shack with Ryan, and shot Luke at a house party. Sah dangerous.
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Amber Heard (Rude Salesgirl)
In the undisputed best episode ever, the gang were trapped in a mall overnight when this lazy salesgirl accidentally locked them in a store room.
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Shailene Woodley (OG Kaitlin Cooper)
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Olivia Wilde (Alex Kelly)
Yes, the same Olivia Wilde. As a somewhat "main" character in Season Two, you probably remember her. She dated both Seth and Marissa, and rocked a seriously huge purple streak in her hair.
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Nikki Reed (Sadie Campbell)
Nikki starred as Johnny Harper's cousin (RIP Johnny), and she dated Ryan for a while in Season Three.
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Kat Graham (Random chick at a party)
The Vampire Diaries star called Ryan in a panic to let him know that there was a raging party at the Cohens. Or something.
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Jeffrey Dean Morgan (Prisoner)
The Grey's Anatomy and The Walking Dead star was an arrogant prisoner who spoke to Sandy Cohen.
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Jaime King (Mary Sue)
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Chris Brown (Kaitlin's band geek boyfriend)
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Bella Thorne (Young Taylor Townsend)
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Cam Gigandet (Kevin Volchok)
You have to know this guy, if not for the fact that he killed Marissa, you should at least remember his glorious abs.
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Jackson Rathbone (Kaitlin Cooper's ex-boyfriend)
Yup, there were three Twilight stars in The O.C. At first this guy seemed like a jerk, but he was actually really sweet. He convinced Kaitlin to go back to school, and they started dating again.
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