Narcisse is a doorman for a jeweler but dreams of becoming a private detective. The Criminas agency hires him and he comes to the aid of his former boss's nephew, accused of stealing jewelry. He first passes for the accomplice of the young man but soon discovers the culprit.
Bach
Paul Bernard
Monique Bert
Ginette Gaubert
Louis Florencie
Armand Lurville
Jacques Dumesnil
Ginette Leclerc
Georges Prieur
Georges Morton
Edmond Castel
Simone d'Arche
Jules Moy
Alexandre Mihalesco
Andrée Champeaux
Rachel Devirys
Yvonne Yma
Georges Tréville
Jean Brochard
Ky Duyen
Myno Burney
Gabriel Farguette
René Novan
Marcel Loche
Albert Brouett
Albert Broquin
Paul Demange
Albert Malbert
Léon Larive