1. James Lafferty
2. Chad Michael Murray
Then: He starred as basketball star and writer Lucas Scott in six seasons of One Tree Hill.
Now: He recently starred in the series Sun Records on CMT. He also channeled his inner Lucas and wrote a novel, American Drifter.
3. Hilarie Burton
4. Bethany Joy Lenz
5. Sophia Bush
Then: She starred as the high school cheerleader and fashion designer Brooke Davis in all nine seasons of One Tree Hill.
Now: She recently inked a new TV deal with 20th Century Fox to star in and produce a new show for the company.
6. Paul Johansson
7. Lee Norris
8. Robert Buckley
9. Shantel VanSanten
10. Austin Nichols
11. Antwon Tanner
Then: He starred as Lucas' best friend and basketball star Antwon 'Skills' Taylor throughout all nine seasons of One Tree Hill.
Now: He most recently starred in the TV series Black Jesus on Adult Swim.
12. And finally, Jackson Brundage
Then: He starred as the adorable son of Nathan and Haley, Jamie Scott, from 2008–2012.
Now: He most recently lent his voice to the animated series Harvey Beaks. He's also still friends with his OTH co-star and BFF on the series, Michael May.