Orson Welles as Cassavius

Susan Hampshire as Nancy / Euryale / Alice / Nurse / Charlotte

Michel Bouquet as Charles Dideloo

Mathieu Carrière as Jan

Jean-Pierre Cassel as Lampernisse

Daniel Pilon as Mathias Crook

Walter Rilla as Eisengott

Dora van der Groen as Sylvie Dideloo

Charles Janssens as Philarette

Sylvie Vartan as Bets

Jet Naessens as Eleonora

Cara Van Wersch as Rosalie

Jenny Van Santvoort as Elodie

Fanny Winkler as Mother Griboin

Robert Lussac as Griboin

Gella Allaert as Gerda

Cyriel Van Gent as Thick Man

Mariette Van Arkkels as Whore

Rosemarie Bergmans as Front side gangster

Johnny Hallyday as Sailor who kisses Bets (uncredited)

Marc Didden as A sailor (uncredited)

Ward de Ravet as Doucedame (uncredited)