 | Rudolf Hrušínský als Unden |
 | Klaus Schwarzkopf als Selvin |
 | Jiřina Šejbalová |
 | Míla Myslíková |
 | Věra Tichánková |
| Alexandra Myšková |
| Zuzana Kočová |
 | Josef Kemr |
 | Bohumil Šmída |
 | Jiří Holý |
 | Jiří Hálek |
 | Vladimír Brabec als Selvin (voice) |
 | Josef Somr |
| Jiří Weiss | Director |
| Karel Čapek | Short Story |
| Jiří Weiss | Screenplay |
| Jan Čuřík | Director of Photography |
| Karel Lier | Art Direction |
| Zdeněk Liška | Original Music Composer |
| Miloslav Vaněk | Production Manager |
| Adolf Böhm | Sound |
| Zdeněk Stehlík | Editor |
| Olga Dimitrovová | Costume Design |
| Otakar Košťál | Makeup & Hair |
| Jan Turek | First Assistant Director |
| Oldřich Hubáček | Camera Operator |
| Anna Lackovičová | Script |
| Emilie Kůtová | Lead Costumer |
| Jiří Kříž | Unit Production Manager |
| Vlasta Synkulová | Unit Production Manager |
| František Belfín | Conductor |
| Zdeněk Bláha | Screenplay |
