L'Alpagueur is a free-lance spy from the French secret agency. He's put on the investigation about L'epervier, a serial-killer who employs young boys to help him robbing banks before killing them.
Albert is a Franciscan monk and a medical orderly at a monastery in France. Although he is German, the kindly monk helps hide French resistance members. Albert tries to maintain the delicate balance between the warring factions by helping out the afflicted and not getting involved in political ideology.
"Le Dabe" retired many years ago and now he lives in the Tropics where he owns stables and horses. He is a very rich man. He was the king of all money counterfeiters. He is contacted from Paris to organize a new job. He says no. But when he finds out the the currency that should be counterfeited is the Dutch florin, he accepts immediately. He retired after having counterfeited 100 florin notes just before the Queen Wilhelmina retired them from circulation. He flies to Paris. But the gang is not to be trusted, at least not all of them.
Martin is a nurse in a private clinic in Paris. The victim of a serious concussion, an unidentified casualty, arrives in the emergency room one night. He is operated on immediately. When he wakes up, half-unconscious, he tells Martin a confused story about stealing jewels from a maharajah visiting Marseille... before falling into total amnesia. Real and fake policemen interrogate Martin, gangsters kidnap him to get him to reveal precious information, but... the nurse keeps his mouth shut!
Louis saves a five-year-old girl, Monique, who wants to throw herself into the river. He consoles her, takes her home and nurses her back to health. Thanks to Monique, the old man regains his zest for life. Monique tells him that she has misplaced her mother's purse and is afraid to go home. Louis takes her back and continues on his way.
Released from prison, Arlette returns to her job as a cabaret star. The police try to get her to confess where the stolen jewels are hidden.
Port of Marseille, France, recently liberated from the German yoke. Caught as stowaways aboard a ship, Manon, a young woman who was accused of collaborating with the Nazis, and Robert, a freedom fighter who saved her from reprisals, tell the captain about the many challenges they have had to face in order to survive.
In post-Liberation Paris, a man reunites with a friend and meets the woman of his dreams, only to discover her brother's dark past.
Director of a music hall, the dubious Ribero, to save himself from bankruptcy, only hopes for the victory of his horse. An English lord enlists his crack Master Love in the race. Ribero will try to prevent its departure. He is thwarted in his dark projects by the lord's daughter, captain of a troop of girls, and by a wise and determined sportsman who does not hesitate, for the occasion, to become a jockey. Master Love wins the race, Ribero is confused, a few weddings are celebrated.
Mimile is a street singer and also a very inventive free rider. With his friend Georges, a musician in the same orchestra, they meet Arlette Sicleton and Lulu. Arlette is the sister of Sicleton, a sports event organizer and Lulu is the daughter of Ledoux, the supervisor in charge of tracking down free riders. After many misunderstandings, love will triumph.
Odette Joyeux plays an eccentric young aristocrat called "Chiffon", who is struggling to comply with the social conventions of the community. A widow, her mother (Suzanne Dantes) would like to remarry a rich noble. Without realizing it, Chiffon is in love with her uncle, a ruined pioneer of aviation ...