A young sailor finds himself trapped in the labyrinthine mansion of his occultist uncle, along with a number of eccentric and mysterious relatives who all seem to be harboring a dark secret.

Documents relevant to National Defence have been concealed in a certain vase by a dangerous gang of robbers. To neutralize the criminals, a seasoned police commissioner and his clumsy assistant, young inspector César, join forces with a colorful trio of thieves nicknamed Le Pouce (Thumb), L'Index (Index Finger) and Le Majeur (Middle Finger)...

Life in Gestapo jails in occupied Belgium.

In an isolated house, in Brittany, live two sisters around whom gravitate a whole series of strange characters. Between the eruption of the vagrant voyeur and that of the couple in love, the youngest kills her eldest and goes mad.

A couple and a friend find themselves on a desert island. The friend asks the husband to share his wife, the situation being very particular. But a friendly native and a typhoon will somewhat upset the organized life of the curious trio...

Returning from South America, a singer is hired by an old pal who runs a detective agency to use a perch as a night club performer to be an investigator.The amateur sleuth then falls for a girl whose brother is a jewel thief.

While investigating the world of Parisian tramps, journalist René Savary, himself disguised as a poor beggar, notices the strange behavior of a little boy. He follows the brat after he has sneaked out of a barge, catches up with him and takes him to his home. There, the kid tells him about himself : his name is Jean, his mother has disappeared and since then he has been left to fend for himself. Moved by the lot of the wretched boy, Savary, with the aid of his friend Pierrot, undertakes to solve the mystery.

In Shangai, the "Green Dragon" threatens to kill Herbert Aboody, a rich exporter, unless he pays him 50,000 dollars. One of Aboody's secretaries calls inspector Wens for help. An amazing fact occurs, Wens kills Aboody and then disappears. What is the key to this mystery?

Representing the French authority in Morocco, Captain Ardant is the target of the bloodthirsty rebel leader Malek. In order to appropriate himself in arms, he does not hesitate to take the captain's collaborator hostage and to do despicable blackmail.

Two murders are committed in an inn for the possession of a bag containing a fortune.