Cast
Albert Michel
(uncredited)
Claude Chabrol
Bartender (uncredited)
Jacques Hilling
(uncredited)
Gérard Tichy
Maitre d'Hôtel
Serge Reggiani
Ivanov
Akim Tamiroff
Prof. Lambaré / Dr. Kha
Antonio Passalia
Sparafucile
José María Caffarel
(as Caffarel)
Henri Attal
Dumont
Bernard Papineau
Francisco Rabal
Paco Castillo
Roger Hanin
Bruno Kerrien
Serge Bento
Marie Laforêt
Marie-Chantal
Charles Denner
Johnson
Stéphane Audran
Olga
Robert Burnier
A Swiss Gentleman