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