Two apartment house dwellers, although unrelated, share the same name. One is an older man with an appreciation for and love of classical music, while the other is a younger man addicted to swing music. The niece of the older man arrives for a visit and gets into the wrong apartment. Complications arise.
| Art | Eugeniusz Bodo | Art Direction |
| Writing | Ludwik Starski | Writer |
| Writing | Eugeniusz Bodo | Writer |
| Writing | Emanuel Schlechter | Writer |
| Art | Ștefan Norris | Set Designer |
| Sound | Karol Siegel | Sound |
| Directing | Leon Trystan | Director |
| Sound | Fryderyk Gawze | Sound |
| Writing | Ludwik Starski | Dialogue |
| Production | Witold Dybowski | Production Manager |
| Art | Jacek Rotmil | Set Designer |
| Writing | Emanuel Schlechter | Dialogue |
| Camera | Seweryn Steinwurzel | Director of Photography |
| Sound | Henry Vars | Original Music Composer |
