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Vlasta Burian as Coward Frost (voice) |
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Jan Werich as Brave Frost (voice) |
| Directing | Jiří Trnka | Director |
| Art | Jiří Trnka | Art Designer |
| Sound | Ilja Hurník | Original Music Composer |
| Directing | Stanislav Látal | Assistant Director |
| Writing | Jiří Trnka | Story |
| Writing | Jiří Trnka | Screenplay |
| Camera | Ludvík Hájek | Director of Photography |
| Editing | Helena Lebdušková | Editor |
| Sound | Emanuel Formánek | Sound |
| Visual Effects | Stanislav Látal | Animation |
| Visual Effects | Břetislav Pojar | Animation |
| Visual Effects | Zdeněk Hrabě | Animation |
| Visual Effects | Jan Karpaš | Animation |
| Visual Effects | Josef Kluge | Animation |
| Production | Jaroslav Možíš | Production Manager |
| Sound | Milan Munclinger | Conductor |
