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Геннадий Мичурин as |
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Юрий Толубеев as |
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Константин Адашевский as Chernyavskiy, geologist |
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Solomon Mikhoels as |
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Николай Дубинский as |
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Михаил Гипси as |
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Георгий Орлов as Geologist |
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Николай Урванцов as Postman |
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Борис Феодосьев as Geologist |
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Константин Мухутдинов as Said |
| Directing | Igor Sorokhtin | Director |
| Writing | Vladimir Nedobrovo | Writer |
| Directing | Адольф Минкин | Director |
| Camera | Фёдор Зандберг | Director of Photography |
| Camera | V. Bogdanov | Camera Operator |
| Camera | Лев Сокольский | Camera Operator |
| Sound | Nikolay Dabolin | Sound Director |
| Art | Павел Зальцман | Production Design |
| Art | N. Fishman | Sculptor |
| Sound | Борис Арапов | Original Music Composer |
| Directing | Иосиф Гиндин | Assistant Director |
| Directing | Семён Деревянский | Assistant Director |
| Directing | Ekaterina Serdechkova | Assistant Director |
