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Dorota Segda as Siostra Faustyna (Helena) Kowalska |
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Mirosława Dubrawska as Matka generalna zgromadzenia |
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Krzysztof Wakuliński as Ksiądz Michał Sopoćko |
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Teresa Budzisz-Krzyżanowska as Matka przełożona klasztoru w Wilnie |
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Zofia Rysiówna as Siostra Wiktoryna |
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Janusz Michałowski as Malarz Eugeniusz Kazimirowski |
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Agnieszka Czekańska as Siostra Feliksa |
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Renata Berger as Psychiatra |
| Directing | Jerzy Łukaszewicz | Director |
| Writing | Maria Nowakowska | Writer |
| Camera | Zdzisław Najda | Director of Photography |
| Art | Dorota Jedrkiewicz | Art Direction |
| Sound | Wojciech Kilar | Original Music Composer |
| Editing | Grażyna Jasińska-Wiśniarowska | Editor |
| Art | Jerzy Sajko | Production Design |
