The rivalry between Albert Gambier, head of the municipal brass band, and the jazz band, led by Jacques Hélian, provokes many comic adventures in this small provincial town. Everything will end in songs, thanks to the love uniting Jimmy, the band's composer, and Nicole, Gambier's daughter.
| Actor | Role |
|---|---|
 Jimmy GaillardJimmy | Jimmy |
 Sophie LeclairNicole Gambier | Nicole Gambier |
 Roland ArmontelAlbert Gambier | Albert Gambier |
 Paul DemangeNot listed | Not listed |
 Albert DuvaleixMarescot | Marescot |
 Charles BouillaudArthur | Arthur |
 Alfred AdamFavrol | Favrol |
 Alice TissotHortense Gambier, the aunt | Hortense Gambier, the aunt |
 André GabrielloBourdelas | Bourdelas |
| RRita CastelSelf | Self |
| AAndré CornilleNot listed | Not listed |
| LLou DarleySelf | Self |
 Louis de FunèsWeapon master | Weapon master |
| CClaude EvelyneSelf | Self |
| JJacques HélianSelf | Self |
| JJean MarcoSelf | Self |
 Émile MyloNot listed | Not listed |
| PPatoumSelf | Self |