A series of crimes is being perpetrated around a famous singer. Strangely, during each of the crimes, the artist's voice is heard humming his favorite song. Suspicions lead to a chase through a nocturnal Paris, ending in a disused theater where the assassin has lured his final victim.

André Duroc pretends to be a duke in order to extort money from Aunt Solange. But his trickery is discovered, he must flee and, thanks to a uniform, takes part in the great maneuvers.

A sporty and chivalrous young man creates, with some comrades, a society whose goal is to protect honest people against rogues. He finds himself thrown into unforeseen adventures, at the end of which he will discover love.

An untiring lady social worker, Émilienne, has as one of her charges a stableman who was wounded by his mistress. Unfortunately, Émilienne's young sister who was helping her at work decides to go away with the stableman.

A discharged seaman winds up on an old man's farm: his children left the place for the broader horizons of the evil city; the walls are near decay ,the fields lie fallow.

The maid of a clandestine brothel in Marseille is found murdered. The inspector Sergil, in charge of the investigation will employ somewhat particular methods in order to unmask the assassin.

Pierre and Jacques, one of them being disguised as a woman, work for a wacky scientist to find a treasure hidden in his property by Pierre's uncle.

Zoé, a pretty penniless girl, decides on the advice of her neighbor to embark on gallantry. After a brief failure, she meets a young boy, Jacques Lebreton who is about to get married. After causing the failure of this arranged marriage, she will have to play the role of wife of Jacques with his family, until the arrival of the uncle from America.

A waiter, Paul, likes detective novels as he identifies with the characters, before becoming a sought-after offender himself. He flees with his group and his girlfriend Jackie

Following a winning game, a young man finds himself at the head of the harem of an oriental prince who has seven wives. One of them escapes, replaced by the young girl her family wants the young partygoer to marry. Everything ends in songs and as desired.

Marc, a photographer, works out of love to help Dany, a car thief, to get back on the right track: he offers her to work with him, as a model. But the former accomplices of the young woman compromise this action.

Antoine Mouret, an authoritarian restaurateur, is the head of a large family where, for reasons of interest, people only marry cousins. But some have other plans, Marcus especially when he meets a passing circus girl.

The itinerant musician Lampluche, having found a musical score on the banks of a river and a full wallet, was taken to the neighboring town for the famous composer Maxence Leroy. The inhabitants of the small town only dream of music, so Lampluche is very well received. But Maxence Leroy arrives in the city.

The crew of a tank from the 1st French army took part in the liberation of Strasbourg during the fall of 1944.

The misadventures of two Parisian bohemians who imagine they've discovered oil in the South of France.

After the exodus, a woman with a tidy life decides to take in the abandoned children; she meets a singer who knows how to make her see life with more poetry.