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Николай Черкасов as kapitan Levashov |
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Петр Андриевский as Head of the Nakhimov School |
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Степан Крылов as starshina Korkin |
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Павел Волков as michman Bulat |
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Mikhail Boytsov as Sergey Stolitsyn |
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Игорь Клименков as Boris Lavrov |
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Sergei Uspensky as Fedya Snezhkov |
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Yuri Zhestovsky as Zaitsev ("Mast") |
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Vadim Svirsky as Styopa Skovorodkin, pioneer |
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Vitya Tsoy as Marat Kerimov |
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Иван Савельев as officer-educator |
| Directing | Николай Лебедев | Director |
| Sound | Леон Ходжа-Эйнатов | Original Music Composer |
| Camera | Вениамин Левитин | Director of Photography |
| Sound | Василий Соловьёв-Седой | Original Music Composer |
| Writing | Александр Попов | Writer |
| Art | Виктор Савостин | Production Design |
| Directing | Антонина Кудрявцева | Assistant Director |
| Directing | N. Titov-Darian | Assistant Director |
| Sound | Александр Островский | Sound Director |
| Sound | L. Yukhnin | Conductor |
