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.

Two French journalists become embroiled in a criminal plot in New York City involving a disappeared United Nations diplomat.

Just released from prison after serving a six-month sentence, Fernand Bastia goes into hiding. He has indeed double-crossed his gang by keeping part of the product of a robbery for himself. Thanks to his sister Marcella, Fernand has taken refuge in a small circus where she works. There, he falls in love with Gina but also arouses the jealousy of Quedchi, a fairground stall-holder who has seen him hiding the stolen money. After a while, Fredo Riccioni, the boss of the gang and his men, manage to trace him...

Sentimental events of a rich industrialist which turn to the criminal case.

After a novice nun learns of the sudden death of her parents, she leaves the convent to manage the family business and look after her teenage sister. Both of them fall prey to a womanizing mechanic with psychopathic tendencies.

Lise is bored with her parents and gets a job as a waitress. She meets a sailor, Fausto, who leaves her to escape from the police. Nevertheless, she gives birth to a baby who dies shortly afterwards. Distraught, she steals a parentless child from a maternity hospital. Arrested and tried, she is acquitted, only to find Fausto innocent.