Mischa Barton Reveals She Dated O.C. Costar Ben McKenzie IRL
Mischa Barton Opens Up About Dating O.C. Costar Ben McKenzie in Real Life It turns out that the onscreen romance between Mischa Barton and Ben McKenzie, who famously played star-crossed lovers Marissa Cooper and Ryan Atwood on The O.C., also bloomed in real life. Barton