An old count hides just before he dies to annoy his heirs. The heirs search a manor for the count's body and are killed off one by one. Jean-Marie, his fiancée Micheline and Edwige investigate the deaths and search for the count's body.
| Director: | Georges Franju |
| Producer(s): | Jules Borkon |
| Cast: | Jean-Louis Trintignant, Pierre Brasseur, Marianne Koch, Philippe Leroy, Dany Saval |
| Writer(s): | Georges Franju |