Alain Delon

Roch Siffredi

Riccardo Cucciolla

Volpone

Daniel Ivernel

Inspector Fanti

Reinhard Kolldehoff

Sam

Catherine Rouvel

Lola

Lionel Vitrant

Fernand

André Falcon

Inspector Cazenave

Günter Meisner

Doctor

Jacques Debary

Prefect

Anton Diffring

German

Bruno Balp

Spectator of the Alcazar

Henri Attal

Guard at the asylum (uncredited)

Roger Lumont

Boss of the bar de la Marine (uncredited)

Marc Eyraud

Chief medical officer of the asylum (uncredited)

Sylvain Lévignac

Doorman (uncredited)

Philippe Castelli

Hairdresser (uncredited)

Maurice Auzel

Policeman / Man of Sam (uncredited)

Mireille Darc

Prostitute in the street (uncredited)

Claudine Auger

Passenger on the liner (uncredited)

Jean Abeillé

(uncredited)