Baron Yves de Kerfunte learns of his uncle's death. Overjoyed, he is astonished to discover that seven other individuals are vying for the inheritance. Worse still, when they open the will, they learn that only the elderly Louise de Kerfunte is the heiress, and that she intends to squander the money quickly.
| Directing | Rinaldo Bassi | Director |
| Writing | Rinaldo Bassi | Adaptation |
| Writing | René Havard | Screenplay |
| Writing | René Havard | Dialogue |
| Production | Michel Cousin | Executive Producer |
| Sound | Séverin Frankiel | Sound Recordist |
| Sound | Lucien Moreau | Sound Assistant |
| Production | Mireille de Tissot | Production Manager |
| Editing | Lilyane Fattori | Editor |
| Editing | Christiane Lorenzi | Assistant Editor |
| Directing | Françoise Lehérissey | Continuity |
| Sound | Jean Lemaire | Music |
| Sound | René Renault | Sound Mixer |
| Camera | Raoul Foulon | Still Photographer |
| Writing | René Havard | Adaptation |
| Production | Michel Cousin | Producer |
| Costume & Make-Up | Viviane Deschamps | Assistant Makeup Artist |
| Costume & Make-Up | Nicole Félix | Key Makeup Artist |
| Costume & Make-Up | Monique Dury | Costume Design |
| Directing | Françoise Lehérissey | Script Supervisor |
| Lighting | Jean-François Casi | Electrician |
| Camera | Elie Fontanille | Key Grip |
| Camera | Richard Suzuki | First Assistant Camera |
| Sound | Lucien Moreau | Boom Operator |
| Sound | Séverin Frankiel | Sound |
| Art | Pierre Clauzel | Property Master |
| Directing | Claude Janetti | Second Assistant Director |
| Directing | Georges Grodzenczyk | First Assistant Director |
| Production | Christian Gallo | Unit Manager |
| Production | Michel Bonnay | Unit Production Manager |
| Camera | Gérard Hameline | Camera Operator |
| Camera | Guy Suzuki | Director of Photography |