Danielle Darrieux stars in this French thriller as a singer having an affair with her accompanist. When her husband dies in an automobile accident, the two lovers suspect each other of having murdered him. Soon after, they receive 45 rpm records with the dead man’s voice, threatening to come back.
| Directing | Étienne Périer | Director |
| Writing | Pierre Boileau | Novel |
| Writing | Thomas Narcejac | Novel |
| Writing | Dominique Fabre | Adaptation |
| Writing | Étienne Périer | Adaptation |
| Writing | Albert Valentin | Adaptation |
| Production | Jacques Bar | Producer |
| Sound | Yves Claoué | Music |
| Camera | Marcel Weiss | Director of Photography |
| Editing | Monique Isnardon | Editor |
| Editing | Robert Isnardon | Editor |
| Art | Jean Mandaroux | Production Design |
| Costume & Make-Up | Michel Deruelle | Makeup Artist |
| Directing | Jacques Rouffio | First Assistant Director |
| Directing | Olivier Gérard | Second Assistant Director |
| Costume & Make-Up | Jacques Heim | Wardrobe Designer |