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Марк Тайманов as Yanka Malevich |
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Borya Vasilyev as Vladek Korsak |
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Владимир Гардин as Prof. Malevich |
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Людмила Шабалина as Jenya |
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Александр Лариков as Korsak |
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Александр Мельников as Guide |
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Erna Mashkevich as Mother at the concert |
| Writing | Boris Starshov | Writer |
| Directing | Mikhail Gavronsky | Director |
| Directing | Владимир Шмидтгоф-Лебедев | Director |
| Art | Всеволод Первунин | Production Design |
