Dividing his time between the Paris stage and French films, he spent the first decade-plus of his screen career in secondary roles before playing a number of leads in the '60s. He is known as a versatile actor skilled in suave, bright, sardonic roles. He has appeared in over 100 films, a handful of which were English-language productions. For his work in Leap Into Void (1980) he won the Cannes Film Festival Best Actor Award. For his work in A Strange Affair (1982) he was a co-winner of the Berlin Film Festival Best Actor Award. From 1966-77 he was married to actress-singer Juliette Greco. He co-wrote the book Dilogues Egoistes (1976).