Guillaume Canet is a French actor and César Award winning film director. He was born in Boulogne-Billancourt. After dating since 1999, he married German model-actress Diane Krugeron 1 September 2001. They divorced in 2006. He is currently dating and living with Academy Award winning French actress, Marion Cotillard The two met when they co-starred in 2003's Love me if you dare. He won the César Award for Best Director in 2007 for his film Ne le dis à personne (Tell No One). It is based upon the novel by Harlan Coben and starred François Cluzet as the leading part.

Guillaume Canet has a large filmography and he has worked with great directors, passing from one universe to the other. He met Sophie Marceau (the bad girl in James Bond's The World is not Enough) in The Fidelity, directed by Zulawski, but also Leonardo DiCaprio in The Beach, directed by Danny Boyle or Gerard Lanvin in Les Morsures de l'Aube directed by de Caunes.

Guillaume learned to be an actor at the Cours Florent, where most French actors make their classes. He then created his own theatre company with some of his friends, performing for other friends. But soon television got a sight of him and it started it all. Then, he made his first steps in front of a camera for the cinema in a movie called Barracuda, with Jean Rochefort.