A police commissioner lives with his two children, wife, mother-in-law and maid. But he discovers that he has been poisoned with arsenic, and that the culprit must be someone close to him.
Cast
Jean Richard
Commissioner Etienne Ledru
Nicole Courcel
Anne-Marie Ledrut
Sophie Daumier
Juliette Ledrut
Junie Astor
Mrs. Terrasse
René Clermont
Director of the lab
Bernard Dhéran
Dr. Chauvin
Jean Galland
Mr. Duquesne
Jacques Hilling
Taxi driver
François Patrice
Inspector Martin
Jacques Perrin
Philippe Ledrut
Annick Tanguy
Janine, maid
Yves Arcanel
Unknown
Jean-Pierre Cassel
Duquenne's son
Michel Nastorg
Medical examiner
Raymond Pélissier
Principal
Andrée Lelièvre
Unknown
Yvon Sarray
Neighbor
Denise Grey
Mrs. Legrand, the mother-in-law
Noël Roquevert
Commissioner Reboux
René Berthier
(uncredited)
Lucien Camiret
(uncredited)
Anne Lelièvre
(uncredited)
Dominique Marcas
Telephonist (uncredited)
Alain Nobis
"Fuit défendu" waiter (uncredited)
Georges Sellier
(uncredited)
