Thanks to an understanding and sympathetic regimental comrade, a shy young man, very passionate about astronomy, gradually becomes more confident and manages to tell his love to his beloved.
| Actor | Role |
|---|---|
 Noël-NoëlJean-Jacques Bonneval | Jean-Jacques Bonneval |
 Raymond CordyVictor Lahuche | Victor Lahuche |
 Paulette DubostFrançoise Martin | Françoise Martin |
 Mireille BalinLilette | Lilette |
 Charles DechampsCaptain Coeurderoy | Captain Coeurderoy |
 Madeleine GuittyMrs. Mathieu | Mrs. Mathieu |
 Pierre LarqueySergeant Poponaz | Sergeant Poponaz |
| HHenri LévêqueBob | Bob |
 Albert MalbertSergeant Major | Sergeant Major |
 Raymond NarlayGeneral | General |
 Guy SlouxFred | Fred |
| LLucien WalterMr. de Charzay | Mr. de Charzay |