An old castle in Sweden, inhabited by a family of 18th century dressing eccentrics, holds secrets, deception, and rumors of murder.
| Directing | Roger Vadim | Director |
| Writing | Roger Vadim | Writer |
| Writing | Claude Choublier | Writer |
| Writing | Françoise Sagan | Theatre Play |
| Editing | Victoria Mercanton | Editor |
| Camera | Armand Thirard | Director of Photography |
| Production | Robert Dorfmann | Producer |
| Sound | Raymond Le Sénéchal | Music |
| Art | Jean André | Art Direction |
| Costume & Make-Up | Marc Doelnitz | Costume Design |