| Actor | Role |
|---|---|
 Július PántikMagnus Derrick | Magnus Derrick |
| VViera StrniskováDerricková | Derricková |
 Juraj KukuraHarran Derrick | Harran Derrick |
 Jozef AdamovičLyman Derrick | Lyman Derrick |
 Leopold HaverlAnnixter | Annixter |
 Soňa ValentováHilma Treeová | Hilma Treeová |
 František ZvaríkTree | Tree |
 Dušan BlaškovičBehrman | Behrman |
| TTeodor PiovarčiVanamee | Vanamee |
 Július VašekDyk | Dyk |
| JJozef BudskýShelgrim | Shelgrim |
 Elo RomančíkCedarquist | Cedarquist |
| MMarian GalloOsterman | Osterman |
| NNorina BobrovskáOstermanová | Ostermanová |
| AAlena KarlíkováSidney | Sidney |
| JJozef CútNot listed | Not listed |
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