Chris Pratt (Che Cook)
Che was Summer Roberts frenemy from Brown. He liked protests, animals and being secretly wealthy.
Lucy Hale (Kaitlin Cooper’s high school roomate)
Ashley Benson (Mean girl at Kaitlin Cooper’s high school)
Kaitlin and her went head-to-head over a party.
Paul Wesley (Donnie)
He worked at the crab shack with Ryan, and shot Luke at a house party. Sah dangerous.
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.
Shailene Woodley (OG Kaitlin Cooper)
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.
Nikki Reed (Sadie Campbell)
Nikki starred as Johnny Harper’s cousin (RIP Johnny), and she dated Ryan for a while in Season Three.
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.
Jeffrey Dean Morgan (Prisoner)
Grey’s Anatomy and The Walking Dead star was an arrogant prisoner who spoke to Sandy Cohen.The
Jaime King (Mary Sue)
Chris Brown (Kaitlin’s band geek boyfriend)
Bella Thorne (Young Taylor Townsend)
Cam Gigandet (Kevin Volchok)
killed Marissa, you should at least remember his glorious abs.You have to know this guy, if not for the fact that he
Jackson Rathbone (Kaitlin Cooper’s ex-boyfriend)
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.Yup, there were three