Mischa Barton reveals she dated 25-year-old ‘O.C.’ co-star Ben McKenzie when she was 17, says he was ‘her first’

Actors Benjamin McKenzie (left) and Mischa Barton portrayed teenage lovers on the drama series. Photo: TNS

The behind-the-scenes action on The O.C. apparently wasn’t too PC after all.

According to Mischa Barton, she and co-star Ben McKenzie, who portrayed teenage lovers on the Fox drama series, were lovebirds in real life – with a significant age difference.