Lino Ventura as Ralf Milan

Jacques Brel as François Pignon

Caroline Cellier as Louise Pignon

Jean-Pierre Darras as Dr. Edgar Fuchs

Nino Castelnuovo as Bellhop, room boy

Michele Gammino as Pregnant wife husband

Xavier Depraz as Louis Randoni

François Dyrek as Félix, saboteur

André Valardy as Jerry, hitchhiker

Angela Cardile as Pregnant woman

Jean-Louis Tristan as Hotel inspector

Jean Franval as Truck driver

Pierre Collet as Butcher

Arlette Balkis as Patient

Jacques Galland as Maître Chamfort, notary

Liza Braconnier as Mrs. Randoni (uncredited)

Pierre Forget as Félix (uncredited)

Sylvain Lévignac as Nurse at the psychiatric clinic (uncredited)

Édouard Molinaro as Café owner (uncredited)

Eric Vasberg as Rally driver (uncredited)

Jacques Paoli as Self (voice) (uncredited)

Serge Sauvion as Sponsor of the attack (voice) (uncredited)

Georges Guéret as Nurse at the psychiatric clinic (uncredited)

Roland Neunreuther as The Driver (uncredited)

Jacques Van Dooren as Nurse at the psychiatric clinic (uncredited)