He has been active in the film industry for over a decade, with roles in Simon Burch, Pieces of April, and Frost/Nixon. He also starred in The Big C with Laura Linney.
He played a CIA Agent in charge of Division X who worked with the X Men in the blockbuster film X Men: First Class.
He had a small role in the film Benny and Joon, which starred Johnny Depp.
While at Tufts University, he met Hank Azaria, whom he became friends with.
He has three children and married Camilla Campbell.
- The meaning of the name Platt: Dweller By The Footbridge