Auguste Le Breton

An aging gambler on a losing streak attempts to rob a casino in Monte Carlo. But someone's already tipped off the cops before he even makes a move.

An ambitious mobster plans an elaborate diamond heist while seducing the daughter-in-law of a ruthless mob patriarch as a determined police commissioner closes in on all of them.

Henri, the Man from Nantes, comes back to his country after a successful stay in the United States, where he was working for Liski, the drug dealer. With the fame of being a tough guy preceding him, he sets himself to the task of knowing why the French operations were not so profitable - and soon he is master of all links of the organization. He can now get it honed to perfection - or destroy it. Only... the Police are following his every step.

In Paris, a gold smuggler is at war with other local gangsters who want piece of the action. Then the mob shows up and makes things worse. And an undercover US Treasury Department agent is trying to infiltrate the smuggling business.

Out of prison after a five-year stretch, jewel thief Tony turns down a quick job his friend Jo offers him, until he discovers that his old girlfriend Mado has become the lover of local gangster Pierre Grutter during Tony's absence. Expanding a minor smash-and-grab into a full-scale jewel heist, Tony and his crew appear to get away clean, but their actions after the job is completed threaten the lives of everyone involved.

In Paris, Bob Montagne is practically synonymous with gambling -- and winning. He is kind, classy and well-liked by virtually everyone in town, including police inspector Ledru. However, when Bob's luck turns sour, he begins to lose friends and makes the most desperate gamble of his life: to rob the Deauville casino during Grand Prix weekend, when the vaults are full. Unfortunately, Bob soon learns that the game is rigged and the cops are on to him.

Louis Bertain is the owner of a Paris garage which is the front for a robbery gang. He and his accomplices are careful to keep up a civic veneer by day, indulging in criminal activities only when "the red light is on" at night. This status quo is upset when one of the gang members becomes convinced that Louis' younger brother is a police informer.

Yves Tréguier, a young orphan, escapes from a reform school in Brittany to join "Dédé la Glace" in Paris, an old-timer with whom he has a sincere friendship. The love of Zette, a young girl he has met, and the benevolent friendship of Father Blain, the bistro owner, give him the desire for regular work. "Jo le Grec", a pimp jealous of Dédé's friendship with Yves, seduces Wanda, a prostitute he loves, and shoots Dédé dead. Blain prevents him from doing the same to Yves, and shoots him in turn. Yves can live an honest life with Zette and the baby she's expecting.