 | Anthony Perkins als Christopher Belling |
 | Maurice Ronet als Paul Wagner |
 | Yvonne Furneaux als Christine Belling |
 | Stéphane Audran als Jacqueline |
 | Annie Vidal als Blonde |
 | Henry Jones als Mr. Clark |
 | Catherine Sola als Denise |
| George Skaff als M. Loukhoum |
 | Christa Lang als Paula |
 | Marie-Ange Aniès als Michèle |
 | Suzanne Lloyd als Evelyne Whartom |
 | Dominique Zardi als Attacker in Red Sweater (Uncredited) |
 | Henri Attal als Attacker in Dark Coat (Uncredited) |
 | Robert Burnier als General at Evelyn's Party (Uncredited) |
 | Colin Drake als Evelyn's Party Guest (Uncredited) |
 | Pierre Gualdi als Bishop at Evelyn's Party (Uncredited) |
 | Raoul Guylad als Customer at Denise's Shop (Uncredited) |
 | Denise Péronne als Party Guest Who Had Met Christopher (Uncredited) |
| Anthony Stuart als Evelyn's Party Guest (Uncredited) |
 | Jean-Pierre Zola als Evelyn's Party Guest (Uncredited) |
| Raymond Eger | Producer |
| Maurice Albray | Costume Design |
| Paul Gégauff | Screenplay |
| Claude Chabrol | Director |
| Jacques Gaillard | Editor |
| Derek Prouse | Screenplay |
| Pierre Jansen | Original Music Composer |
| Guy Chichignoud | Sound Designer |
| Rino Mondellini | Art Direction |
| Claude Brulé | Screenplay |
| Jean Rabier | Director of Photography |
| Pierre Gauchet | First Assistant Director |
| André Jouve | Music Director |
| Anatole Paris | Makeup Artist |
| Jacques Brizzio | Assistant Art Director |
| William Benjamin | Original Story |
| Guy Chichignoud | Sound Engineer |
| Jean Fouchet | Title Designer |
| Denise Gaillard | Continuity |
| Jacques Natteau | Associate Producer |
| Vincent Gardair | Second Assistant Director |
| Paul Bonis | Assistant Camera |
| Claude Zidi | Camera Operator |
| Pierre Cottance | Unit Manager |
| Pierre Zucca | Still Photographer |
| Fred Surin | Production Manager |
