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Aleksandr Safronov as Volodya Prokhorov |
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Igor Vasilev as Academician Korostylyov |
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Yuriy Nazarov as Rodion Terentyevich Ugryumov |
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Lyudmila Maksakova as Yuliya Aleksandrovna Skurlatova |
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Vladimir Nosik as Dyomkin |
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Olga Gudkova as Lena |
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Nadezhda Butyrtseva as Tanya |
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Vladimir Gulyaev as Shibanov |
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Gennadi Korolkov as Kharlamov |
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Vladimir Kozelkov as |
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Gennadi Krasheninnikov as Petrikov |
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Aleksandr Pyatkov as Tyurin |
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Georgios Sovchis as Gulyayev |
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Valery Shalnyh as Valeriy Orlov |
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Vladimir Privalov as |
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Nikolay Shatskiy as Grandpa Antip |
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Vadim Aleksandrov as Sherstyuk |
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Natalya Khorokhorina as |
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Aleksey Zolotnitskiy as Scientist |
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Veleriy Zakharyev as Research Assistant |
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Andrei Voznesenskiy as |
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Yuri Gusev as Scientist(uncredited) |
| Directing | Giorgi Kalatozishvili | Director |
| Writing | Mikheil Kalatozishvili | Writer |
| Writing | Vasiliy Solovyov | Writer |
| Sound | Gia Kancheli | Original Music Composer |
| Camera | Sergey Vronsky | Director of Photography |
| Art | Feliks Yasyukevich | Production Design |
| Writing | Mikhail Kolesnikov | Novel |
| Sound | Mark Bronshteyn | Sound Director |
| Sound | Georgiy Garanyan | Conductor |
| Directing | Yuri Kolcheyev | Assistant Director |
| Camera | Vsevolod Simakov | Camera Operator |
| Camera | Nikolay Yablonovskiy | Camera Operator |
| Costume & Make-Up | Maya Filippova | Costume Design |
| Costume & Make-Up | Vsevolod Zhelmanov | Makeup Artist |
| Editing | Irma Tsekavaya | Editor |
| Visual Effects | Boris Travkin | VFX Director of Photography |
| Visual Effects | Albert Rudachenko | VFX Artist |
| Lighting | Mikhail Kudelin | Lighting Artist |
| Lighting | A. Modenov | Lighting Artist |
| Writing | Edgar Smirnov | Script Editor |
| Sound | Arseniy Lapisov | Music Editor |
| Directing | E. Dukelskaya | First Assistant Director |
| Directing | V. Yablokov | Second Assistant Director |
| Camera | Sergey Kocheburov | Assistant Camera |
| Camera | Evgeniy Lebedev | Assistant Camera |
| Costume & Make-Up | Galina Kuznetsova | Assistant Costume Designer |
| Production | Vladimir Maron | Executive Producer |
