Le Doulos (French pronunciation: ​[lə dulos]) is a 1962 French crime film directed by Jean-Pierre Melville. It was released theatrically as The Finger Man in the English-speaking world, but all video and DVD releases have used the French title. Intertitles at the beginning of the film explain that its title refers both to a kind of hat and to the slang term for a police informer.Le Doulos is based on a novel by Pierre Lesou.