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Misha Yershov as Витя Середа |
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Aleksandr Grigoryev as Паша Козелков |
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Владимир Савин as Миша Копаныгин |
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Владимир Басов as Федя Лобанов |
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Ольга Битюкова as Варя Кутейщикова |
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Nadezhda Ovcharova as Юля Сорокина |
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Ирина Савина as Катя Панфёрова |
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Лев Дуров as академик Филатов |
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Артём Карапетян as академик |
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Иннокентий Смоктуновский as И. О. О. |
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Василий Меркурьев as академик Благовидов |
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Iouri Medvedev as академик Огонь-Дугановский |
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Пётр Меркурьев as академик Курочкин |
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Natalia Fateeva as мать Паши Козелкова |
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Natalya Strizhenova as Лёля Козелкова |
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Екатерина Воронина as врач на тренажёрах |
| Writing | Avenir Zak | Writer |
| Directing | Ричард Викторов | Director |
| Writing | Исай Кузнецов | Writer |
| Camera | Андрей Кириллов | Director of Photography |
| Art | Константин Загорский | Production Design |
| Sound | Владимир Чернышёв | Original Music Composer |
| Writing | Роберт Рождественский | Lyricist |
| Writing | Ирина Соловьёва | Script Editor |
| Sound | Валентин Хлобынин | Sound Director |
| Costume & Make-Up | Igor Krasulin | Costume Design |
| Directing | A. Bekker | Assistant Director |
| Editing | Ольга Катушева | Editor |
| Costume & Make-Up | Таисия Кунич | Makeup Artist |
| Art | E. Leontyev | Set Decoration |
| Art | Valery Pavlotos | Set Designer |
| Camera | Рустик Мусатов | Camera Operator |
| Camera | Алексей Герасимов | Camera Operator |
| Visual Effects | Галина Шолина | VFX Director of Photography |
| Visual Effects | Vitaliy Sholin | VFX Director of Photography |
| Visual Effects | Сергей Ильтяков | VFX Artist |
| Visual Effects | A. Krylov | VFX Artist |
| Visual Effects | S. Dubrovskiy | Visual Effects |
| Visual Effects | V. Raenko | Visual Effects |
| Visual Effects | V. Zabelin | Visual Effects |
| Lighting | L. Sokolov | Lighting Artist |
| Camera | N. Troyanova | Still Photographer |
| Directing | M. Davydov | First Assistant Director |
| Directing | T. Ravilova | First Assistant Director |
| Directing | Наталья Соломина | Second Assistant Director |
| Camera | Б. Головченко | Assistant Camera |
| Camera | Sergey Zhurbitskiy | Assistant Camera |
| Art | L. Tkachenko | Assistant Production Design |
| Art | Людмила Чекулаева | Assistant Production Design |
| Art | T. Troyanova | Assistant Production Design |
| Sound | Георгий Гаранян | Conductor |
| Writing | Georgiy Beregovoy | Script Consultant |
| Writing | Yu. Nikitin | Script Consultant |
| Production | Георгий Федянин | Executive Producer |
| Writing | V. Zolotarev | Script Consultant |
