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Krzysztof Kolberger as Anonimus |
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Jan Machulski as Ochmistrz Wolski |
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Jerzy Trela as Mikołaj "Czarny" Radziwiłł, brat Barbary |
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Jerzy Zelnik as Zygmunt II August |
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Bożena Adamek as Elżbieta Habsburżanka |
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Marek Kondrat as Andrzej Frycz-Modrzewski |
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Aleksandra Śląska as Queen Mother Bona Sforza d'Aragon |
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Anna Dymna as Barbara Radziwillówna |
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Hanna Stankówna as Katrina |
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Zdzisław Kozień as Zygmunt I Stary |
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Leonard Pietraszak as Piotr Kmita |
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Franciszek Pieczka as Piotr Boratynski |
| Directing | Janusz Majewski | Director |
| Writing | Halina Auderska | Writer |
| Writing | Janusz Majewski | Writer |
| Writing | Stanisław Kasprzysiak | Writer |
| Sound | Bohdan Mazurek | Music |
| Sound | Zdzisław Szostak | Music |
| Camera | Zygmunt Samosiuk | Director of Photography |
| Editing | Janina Niedźwiecka | Editor |
