"I started to really worry that I couldn't play this character if I didn't hurry up and mature a little," Mischa Barton said of playing Marissa Cooper Dory Jackson is a Staff Editor for PEOPLE's ...

V iewers are curious to know why Marissa Cooper, portrayed by Mischa Barton, left the Fox drama series, The O.C. Introduced ...

Peter Gallagher Is Still 'Very Protective' over Mischa Barton, Who He Says He's 'So Grateful' Is 'Still Alive' The Cast of The Sixth Sense: Where Are They Now? Mischa Barton Confirms 'Complicated ...

Earlier this month, rumors surfaced that Mischa Barton had moved across the pond to her native London. Allegedly, she planned to revive her career on the West End stage, score more face-time with ...