Lemmy Caution

Eddie Constantine

Natacha Von Braun

Anna Karina

Henri Dickson

Akim Tamiroff

Chief Engineer (uncredited)

László Szabó

Le professeur Léonard Nosferatu

Howard Vernon

2nd Seductress Third Class (uncredited)

Valérie Boisgel

Prof. Jeckell (uncredited)

Jean-Louis Comolli

von Braun's Assistant (uncredited)

Michel Delahaye

1st Seductress Third Class (uncredited)

Christa Lang

Breakfast waiter (uncredited)

Jean-Pierre Léaud

le professeur Heckel

Jean-André Fieschi

Red Star Hotel Receptionist (uncredited)

Ernest Menzer