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Július Pántik as Magnus Derrick |
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Viera Strnisková as Derricková |
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Juraj Kukura as Harran Derrick |
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Jozef Adamovič as Lyman Derrick |
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Leopold Haverl as Annixter |
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Soňa Valentová as Hilma Treeová |
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František Zvarík as Tree |
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Dušan Blaškovič as Behrman |
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Teodor Piovarči as Vanamee |
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Július Vašek as Dyk |
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Jozef Budský as Shelgrim |
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Elo Romančík as Cedarquist |
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Marian Gallo as Osterman |
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Norina Bobrovská as Ostermanová |
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Alena Karlíková as Sidney |
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Jozef Cút as |
| Writing | Frank Norris | Novel |
| Writing | Vladimír Kavčiak | Screenplay |
| Crew | Jana Kákošová | Dramaturgy |
| Art | Bořivoj Slavík | Production Design |
| Costume & Make-Up | Danica Vodová | Costume Design |
| Costume & Make-Up | Jozef Kanas | Makeup & Hair |
| Costume & Make-Up | Mária Chmelová | Makeup & Hair |
| Costume & Make-Up | Ľudmila Némešová | Costumer |
| Costume & Make-Up | Irena Mišľanová | Costumer |
| Sound | Dušan Hazucha | Sound |
| Editing | Klára Mareková | Editor |
| Camera | Jindro Zlesák | Camera Operator |
| Camera | Bohumil Krmíček | Camera Operator |
| Camera | Stanislav Bureš | Camera Operator |
| Directing | Wanda Ilečková | Assistant Director |
| Production | Anton Bunganič | Production Manager |
| Camera | Dodo Šimončič | Director of Photography |
| Directing | Vladimír Kavčiak | Director |
