Keir Dullea
Marquis de Sade
Senta Berger
Anne de Montreuil
Lilli Palmer
Mme. de Montreuil
Anna Massey
Renée de Montreuil
Sonja Ziemann
La Beauvoisin
Christiane Krüger
Laura
Uta Levka
Rose Keller
Barbara Stanek
Colette
Susanne von Almassy
Marquis' Mother
Friedrich Schoenfelder
Marquis' Father
Herbert Weißbach
M. de Montreuil
Heinz Spitzner
Inspector Marais
Tilly Lauenstein
Madame Grandcon
John Huston
The Abbe
Max Kiebach
Marquis de Sade as a Boy
Maria Caleita
Marie (uncredited)
Barboura Morris
Nun (uncredited)
Anke Syring
Prostitute in Orgy (uncredited)