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Андрей Мягков as Anton Dmitrievich Tikhomirov (young scientist) |
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Анатолий Папанов as Igor Mazin (investigator) |
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Ирина Мирошниченко as Inna Krotova (former lover) |
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Владимир Зельдин as Diaghilev (professor and supervisor of Anton Tikhomirov) |
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Жанна Прохоренко as Irina Tikhomirova (ex-wife) |
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Альберт Филозов as Ilya Rozhdestvensky (childhood friend and colleague) |
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Ирина Резникова as Svetlana Meshkova (fiancee of Anton Tikhomirov) |
| Camera | Igor Gelein | Director of Photography |
| Costume & Make-Up | Вера Романова | Costume Design |
| Directing | Александр Сурин | Director |
| Writing | Pavel Shestakov | Screenplay |
| Editing | Антонина Бурмистрова | Editor |
| Sound | Эдуард Артемьев | Original Music Composer |
| Camera | Юрий Невский | Director of Photography |
| Writing | Pavel Shestakov | Novel |
| Art | Владимир Филиппов | Production Design |
| Sound | Вениамин Киршенбаум | Sound Director |
| Sound | Александр Погосян | Sound Director |
| Sound | Александр Петухов | Conductor |
| Directing | A. Polyakov | Assistant Director |
| Camera | Владимир Степанов | Camera Operator |
| Costume & Make-Up | Ирина Бойкова | Makeup & Hair |
| Directing | E. Dukelskaya | First Assistant Director |
| Directing | V. Nidental | Second Assistant Director |
| Directing | R. Bove | Third Assistant Director |
| Camera | Vladimir Shmyga | Assistant Camera |
| Camera | V. Lupol | Assistant Camera |
| Camera | Evgeniy Lebedev | Assistant Camera |
| Visual Effects | A. Barkov | VFX Director of Photography |
| Lighting | V. Letin | Lighting Artist |
| Writing | Нина Скуйбина | Script Editor |
| Writing | V. Illarionov | Script Consultant |
| Production | Yuriy Galkovskiy | Executive Producer |
