Martinaud, an illustrious notary suspected of being the perpetrator of two horrendous crimes, voluntarily agrees to be questioned by Inspector Gallien on New Year's Eve. What initially is a routine procedure, soon becomes a harsh interrogation that seems to confirm the initial suspicions.
An aging gangster, Fernand Naudin is hoping for a quiet retirement when he suddenly inherits a fortune from an old friend, a former gangster supremo known as the Mexican. If he is ambivalent about his new found wealth, Fernand is positively nonplussed to discover that he has also inherited his benefactor’s daughter, Patricia. Unfortunately, not only does Fernand have to put up with the thoroughly modern Patricia and her nauseating boyfriend, but he also had to contend with the Mexican’s trigger-happy former employees, who are determined to make a claim.
A tough but honest cop must clear his name after a corrupt colleague implicates him in a murder in this French thriller. Ferrot is a hard-as-nails police detective who is attracted to a beautiful woman named Sylvia. Sylvia, however, is having an affair with Ganay, who happens to be Ferrot's superior on the force; Ganay happens to be married to Therese, who is handicapped. Sylvia is found murdered, and Ferrot is assigned to investigate; Ferrot is convinced that Ganay killed Sylvia because she wanted to end their relationship, but to his dismay, Ferrot discovers that the killer has placed a number of false clues that point the blame toward Ferrot.
In Paris, Lulu, a passionate policeman, works with the faith of a rookie, despite the sclerotic bureaucracy and the incompetence or negligence of some of his colleagues. In his new position as a narcotics inspector, he tries to keep his sanity as he witnesses the worst of the human condition.
Paris, France, December 1946. Jenny Lamour, an ambitious cabaret singer, and Maurice, her extremely jealous pianist husband, become involved in the thorough investigation of the murder of a shady businessman, led by Antoine, a peculiar and methodical police inspector.
Pépé le Moko, one of France's most wanted criminals, hides out in the Casbah section of Algiers. He knows police will be waiting for him if he tries to leave the city. When Pépé meets Gaby, a gorgeous woman from Paris who is lost in the Casbah, he falls for her.