Val Brosse, a private detective, receives Françoise, who confesses to him that she murdered her husband. The story is false, but Val, intrigued, decides to investigate.

Bruno Cremer
Valentin 'Val' Brosse

Catherine Alric
Françoise Dubois

Charles Vanel
Mathieu Fortier

Boramy Tioulong
Divisional commissioner Ky-Thieu

Jean-Pierre Darras
Colonel Jean-Hilaire Marcellin

Marthe Mercadier
Odette Rupert

Jean Topart
Nicolas Octave Marcellin, pharmacist

Catherine Samie
Pharmacist

Françoise Engel
Mathilde Marcellin, the colonel

Gérard Séty
Rossi

Bruno Cremer
Valentin 'Val' Brosse

Catherine Alric
Françoise Dubois

Charles Vanel
Mathieu Fortier

Boramy Tioulong
Divisional commissioner Ky-Thieu

Jean-Pierre Darras
Colonel Jean-Hilaire Marcellin

Marthe Mercadier
Odette Rupert

Jean Topart
Nicolas Octave Marcellin, pharmacist

Catherine Samie
Pharmacist

Françoise Engel
Mathilde Marcellin, the colonel

Gérard Séty
Rossi