Trailer
Images
 | Helmut Berger as Dr. Frank Flamand |
 | Brigitte Lahaie as Nathalie |
 | Telly Savalas as Terry Hallen |
 | Christopher Mitchum as Sam Morgan |
 | Stéphane Audran as Mrs. Sherman |
 | Caroline Munro as Barbara Hallen |
 | Christiane Jean as Ingrid Flamand |
 | Anton Diffring as Dr. Karl Heinz Moser |
 | Tilda Thamar as Mrs. Francois |
 | Howard Vernon as Dr. Orloff |
 | Florence Guérin as Florence Guérin |
 | Gérard Zalcberg as Gordon |
 | Henri Poirier as Inspector Legris |
 | Laure Sabardin as La réceptionniste |
 | Amelie Chevalier as Mélissa |
 | Marcel Philippot as Maxence |
| Tony Awak as Doudou |
 | Mony Dalmès as La Baronne |
| Doris Thomas as La cantatrice |
 | Daniel Beretta as L'homme du Bois de Boulogne |
| Antonina Laurent as Karen |
| Isabelle Cnokaert as Gina |
| Nicky Gorska as Femme Vitriol |
| Jean Tolzac as Concierge Hôtel |
| Jacques Couderc as Employé Morgue |
| Pascale Vital as La Barmaid |
 | Lina Romay as Mme Orloff |
| Alain Barbier as Rachid |
| Thierry Fouques as Le secrétaire |
| Daniel Grimm as Wallace |
| Writing | |
| René Chateau | Writer |
Directing | |
| Jesús Franco | Director |
Production | |
| René Chateau | Producer |
Sound | |
| Anne Le Campion | Sound Recordist |
Costume & Make-Up | |
| Éric Pierre | Key Makeup Artist |
Sound | |
| Jean-Louis Ducarme | Sound Designer |
Art | |
| Yan Arlaud | Set Decoration |
Camera | |
| Jean-Jacques Bouhon | Director of Photography |
Costume & Make-Up | |
| Soraya Boulay | Makeup Artist |
Writing | |
| Jean Mazarin | Writer |
| Michel Lebrun | Writer |
| Jesús Franco | Writer |
| Pierre Ripert | Writer |
| Dominique Eudes | Writer |
Camera | |
| Maurice Fellous | Director of Photography |
Sound | |
| Jack Jullian | Sound Mixer |
Art | |
| Bernard Giberot | Production Design |
Editing | |
| Christine Pansu | Editor |
Sound | |
| Romano Musumarra | Original Music Composer |
