Calino's uncle leaves him an inheritance, but only if he can uncover it hidden in his uncle's house. Detective Onésime is called in to help, and is soon tangling with some criminals after the treasure too.
| Actor | Role |
|---|---|
 Ernest BourbonOnésime | Onésime |
| CClément MégéCalino | Calino |
 Mademoiselle DavrièresMme. Calino | Mme. Calino |
| ÉÉdouard Grisolletlead hood | lead hood |
 Gaston ModotNot listed | Not listed |