Jerome has made his wife to believe that he's in prison in order to spend a few days with his girlfriend. But the deal goes bad when he found himself arrested, but this time for real.

Famous author Bretonneau gets his ghost writer Moluchet to impersonate the notorious criminal Jim la Houlette and pretend to steal a manuscript to boost the sales of their novels.

Mortal is ready to do anything to obtain a divorce from his wife Nadia. To compromise her, he needs to find her a lover. He thinks he has found the ideal candidate in the person of a manly private detective by the name of Robert Arnaud. But the experience gets out of Mortal's control as, on the one hand, Robert and Nadia fall in love for good, and, on the other hand, Robert, assisted by resourceful young Toto, manages to expose Mortal as the jewel thief he is.

Eusèbe Bonbonneau, a solicitor's clerk, learns one day that a candidate bearing his name runs for election as a member of parliament. In fact Frazier, a crooked businessman, has urged an accomplice to impersonate Eusèbe, in order to obtain, through this straw man, authorizations for the creation of a casino in Sanceau-les-Nains and to make big money out of it. Eusébe decides to go to Paris to investigate. In the capital he meets Mariska, an exuberant actress who encourages him to try to get elected. As a result, thanks to her the true Bonbonneau becomes a member of parliament and the crook's accomplice is arrested. But Frazier is not impressed and, changing tactics, he starts manipulating Eusèbe.

A rich businessman living alone is deprived of the nephew he was to have brought up decides on his doctor's advice to search for the four illegitimate children he once fathered, which leads him to accept responsibility for his actions.

Picpus is a street and a subway stop where a number of murders have been committed. Maigret tries to find the killer.

Comedy about an older man wanting to marry a younger woman who must make sure first that the woman is not by chance his own daughter.

Claude, who temporarily replaces his father at the head of a department store, falls in love at first sight with a pretty female customer. He finds out that she is named Solange and that she is the goddaughter of Professor Hauteclerc, who runs a private psychiatric hospital. To come closer to the girl of his dreams, Claude has a crazy idea: he pretends to be mad so as to be placed in Hauteclerc's institution.

Patrica is the wife of Alain de Saulieu, a handsome engineer. She unfortunately loses her husband, who is killed in action during a battle of the First World War. At least, this is only the official truth, for Alain is not dead. Patricia indeed recognizes him one day. But the inverse does not work the other way around: Alain has become amnesiac and he does not remember her. And worst of all, he lives in a conjugal relationship with Germaine, his dedicated nurse, who is now pregnant by him. What has the future in store then for the three (not to say four) of them?

The novelist Suzanne Delmont creates a character, "The Uncatcable Frédéric", a sort of Arsène Lupin. A mysterious stranger launches a press campaign accusing him of having a harmful influence on young people...