A rich young man, Pierre Trévoux, has a desire for adventure and boasts of his courage. While he is staying with friends in the countryside, his hosts, to play a trick on him, organize a fake burglary, but he discovers the hoax. When he returns home, he finds his house broken into. Convinced that the game continues, he does not understand that he is dealing with real gangsters. His recklessness allows him to rout the criminals.

Raymond Rouleau
Pierre Trévoux

Michèle Alfa
Adria-Adria

Suzy Carrier
Arlette Derives

Denise Grey
Madame Laurat-Dossin

Roland Toutain
Georges Bardin

Jean Parédès
Paul Roulet

René Génin
Louis

Paul Amiot
Inspector Pillot

Pierre Palau
'Le baron'
Charles Rigoulot
'Gros Marcel'

Michel Vitold
Waldo

Manuel Gary
Vulcain
René Alié
Raymond

Julien Maffre
'Le bigle'

Jérôme Goulven
Moussat