Peter Gallagher is reminiscing about a defining moment in his acting career. It was the early aughts, and he had just been cast in a buzzy Fox drama in the role of Sandy Cohen. Some of his friends, ...

Gallagher previously played Sandy Cohen, the father of Brody's character Seth Cohen, on 'The O.C.' Kimberlee Speakman is a digital writer at PEOPLE. She has been working at PEOPLE since 2022. She has ...

The actor played Sandy Cohen in the hit teen drama, while Barton starred as Marissa Cooper. By Carly Thomas Associate Editor “I’ve always felt very protective of her,” Gallagher said. “First fame is ...