Le Secret d'une nuit

A high school in the thirties: most of the students are leaving for the Easter holidays. However, one of them,Brassier, an A -student ,stays for sentimental reasons. He is desperately in love with the principal's wife who does not want to cheat on her husband, and, above all, does not want the young man to ruin his good prospects. On a night he calls on her, a theft is committed, in the principal's office. Although completely innocent, the good lad stands accused. He's got an alibi, but it would compromise the reputation of the woman he is in love with.

Towards the end of the 19th century, the Duke of Gerolstein traveled to Paris. Sixteen years earlier he had a daughter who was taken from him by her mother who was chased out of the palace. After many dramatic adventures, the Duke finds his daughter in the person of Fleur de Marie, martyred throughout her childhood by the Owl and the schoolmaster.

The ladies man Georg is finally about to get married, but a misunderstanding lead to his new wife break up the wedding.

A man, enthralled by a peasant woman he encounters in Siberia, forgets his fiancee, turns to crime, and brings about ruin.

Driven by necessity, Jean Larcher, a young agricultural engineer, accepts the degrading mission of leading to ruin, under cover of administering it, a huge cocoa plantation on the island of São Tomé. His employers, a financial coalition, indeed plan to dispossess its owner, an inexperienced young woman who has just inherited it, of her property. But when Jean comes into contact with her, he recognizes Francesca, a girl he had fond feelings for when he was a student.

Claude loves Gisèle, Raymonde loves Édouard, but a double misunderstand leads to the marriage of Claude and Raymonde. Obviously, they vow not to consumate the marriage until they divorce, and can marriage their true loves. But than, come the honey-moon night, more extraordinary things happen to them - even love.

A young man is hit by a car on a zebra crossing. The pretty driver drives him home, takes care of him and falls in love with him. She has a fat, selfish, boorish husband whom she abandons to her imaginary illnesses to marry her nice wounded man.

A woman staying at a health spa (Lillian Harvey, goes to the theater every night to see "Quick" a comic performer, who wears clown make-up. She meets him off stage, without make-up and doesn't recognize him. He courts her, hoping she'll like him for himself but she maintains her crush on "Quick."

Vincent Etchebar is spotted by the impresario Cartoni who gives him the opportunity to break into Paris. But nothing will go as planned.

Lilian Harvey plays Eva, a young girl taking some time in a health spa and spending her evenings in the town's vaudeville theatre enamoured by a heavily made-up clown called Quick. Quick takes a shine to her and tries to woo her without make-up and masquerading as the theatre's manager. Unable to resolve her feelings for Quick and the theatre manager, Eva is angered when she finally learns that they are one and the same.

Commander d'Espinac is found murdered. Having argued the day before the murder with Captain Bruchot, he is accused. The captain will have to conduct his own investigation if he wants to clear himself. His suspicions will fall on one of the three officers attached to his unit.

Madame Célerier is determined to marry off her son François to a rich and haughty woman but François has other plans.

In Central Europe, an organization of counterfeiters is headed by Burcq. An Air France pilot introduces an intelligence agent to the principality. A woman, Helene, betrays them first, then in love with Francois, the pilot, helps the two friends to escape.