Diabolique
Simone Signoret character Nicole Horner
Véra Clouzot character Christina Delassalle
Paul Meurisse character Michel Delassalle
Charles Vanel character Alfred Fichet, commissioner
Pierre Larquey character Mr. Drain, professor
Michel Serrault character Mr. Raymond, supervisor
Jean Brochard character Plantiveau, caretaker
Noël Roquevert character Mr. Herboux
Georges Chamarat character Dr. Loisy
Thérèse Dorny character Mrs. Herboux
Jean Témerson character Waiter
Jacques Hilling character Employee of the morgue
Robert Dalban character Garage Owner
Jacques Varennes character Mr. Bridoux, professor
Yves-Marie Maurin character Moynet, student
Georges Poujouly character Soudieu, student
Jean Lefebvre character Robert, soldier
Camille Guérini character Photograph
Madeleine Suffel character Degreaser (uncredited)
Henri Coutet character Employee of the morgue (uncredited)
Henri Humbert character Patard, student (uncredited)
Michel Dumur character Ritberger, student (uncredited)
Jean-Pierre Bonnefous character De Gascuel, student (uncredited)
Jean Clarieux character Taxi driver (uncredited)
Christian Brocard character Man in the morgue (uncredited)
Johnny Hallyday character Student (uncredited)
Jimmy Urbain character Student (uncredited)
Zappy Max character Himself (voice) (uncredited)