Calificación
Reparto

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

Jean-Pierre Cassel
Duquenne's son

Michel Nastorg
Medical examiner

Raymond Pélissier
Principal