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Kazimierz Junosza-Stepowski as Prof. Rafal Wilczur |
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Jacek Woszczerowicz as Jemiol |
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Jacek Woszczerowicz as Marysia Wilczurówna / Czynska |
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Witold Zacharewicz as Leszek Czynski |
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Dobiesław Damięcki as Juliusz Dembicz |
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Józef Węgrzyn as Dr. Stefan Dobranieck |
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Pelagia Relewicz-Ziembińska as Lila Dobraniecka |
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Mieczysława Ćwiklińska as Florentyna Szkopkowa |
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Marysia R. as Elza Czynska (as Three-Year-Old Marysia R.) |
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Henryk Modrzewski as Dembicz's Manager |
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Włodzimierz Łoziński as Wasyl Prokop |
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Wanda Jakubińska as Sick Boy's Mother |
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Tekla Trapszo as Dr. Zygmunt's Mother |
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Mieczysław Winkler as Wilczur's Servant Ludwik |
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Paweł Owerłło as Minister Dolant |
| Directing | Michał Waszyński | Director |
| Production | Stanisław Szebego | Producer |
| Production | Stanisław Szebego | Production Manager |
| Sound | Józef Bartczak | Sound |
| Writing | Anatol Stern | Writer |
| Production | Andrzej Łomakowski | Production Manager |
| Camera | Albert Wywerka | Director of Photography |
| Sound | Feliks Rybicki | Original Music Composer |
| Art | Jacek Rotmil | Production Design |
| Writing | Tadeusz Dołęga-Mostowicz | Novel |
