"A young sailor finds himself trapped in the labyrinthine mansion of his occultist uncle, along with a number of eccentric and mysterious relatives who all seem to be harboring a dark secret."
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)
Richard Marden
Editor
Jean Ray
Novel
Ritta Laffargue
Producer
Gerry Fisher
Director of Photography
Jean Ferry
Screenplay
Pierre Cadiou
Production Design
Paul Laffargue
Georges Delerue
Original Music Composer
Harry Kümel
Director
Pierre Levie
Claudine Thyrion
Makeup Artist
John O'Gorman
Odette Van Der Greyn
Claire-Lise Leisegang
Costume Design
Paul Cayatte
Sound Editor
Jacques Eippers
Sound
Jean-Philippe Mérand
Production Manager
Henri Morelle
Philippe Graff
Assistant Art Director
Michel Bernard
Special Effects
Jean Pecriaux
Yetty Faes
Assistant Camera
Bernard Ford
Camera Operator
Virginia Leirens
Still Photographer
Antoine Carette
Location Manager
Marcella Grawet
Continuity
Jack Jullian
ADR Mixer