French actor who has starred in such films as Love Me if You Dare and Joyeux Noël. He also wrote and directed the 2006 thriller Tell No One, which earned him a César Award for Best Director.
He had a brief role on the TV series Premiers baisers.
He directed his first short film, Sans Regrets, in 1996. His debut feature was 2002's Mon Idole.
He co-starred with Leonardo DiCaprio in the 2000 film The Beach.