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Николай Олялин as Maxim Nerchin |
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Татьяна Самойлова as Yekaterina Zolotarenko |
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Виктор Хохряков as Shulga |
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Евгений Самойлов as Mikhail Petrovich |
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Родион Александров as Kutsevich |
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Leonid Tarabarynov as Baglai |
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Игорь Дмитриев as Dolgin |
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Татьяна Бестаева as Zinoviya |
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Аркадий Аркадьев as Skuibeda |
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Yuri Satarov as Perederiy |
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Arkady Troshchanovsky as Strumilin |
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Yuri Gavrilyuk as Miklashevich |
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Семён Соколовский as Collins |
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Юрий Волков as Smiles |
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Фёдор Никитин as Thomas |
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Володимир Олексiєнко as male nurse |
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Константин Артеменко as Brook |
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Олександр Гай as Harry S. Truman |
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Валентина Ивашёва as lady in Switzerland |
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Николай Крюков as novosibirsk scientist |
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Иван Дмитриев as Ermolay |
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Дмитро Миргородський as young scientist |
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Anatoli Pereverzev as young scientist |
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Ivan Symonenko as Rudyy |
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Станіслав Станкевич as Somov |
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Костянтин Степанков as reporter |
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Николай Фалеев as chairman of the Commission of the security Committee |
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Виктор Чекмарёв as accountant |
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Mariya Shulga as Nerchin's mother |
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Марина Юрасова as Nina Orlova |
| Sound | Георгий Майборода | Original Music Composer |
| Writing | Natan Rybak | Novel |
| Costume & Make-Up | Екатерина Гаккебуш | Costume Design |
| Writing | Natan Rybak | Writer |
| Directing | Тимофей Левчук | Director |
| Art | Владимир Агранов | Production Design |
| Camera | Эдуард Плучик | Director of Photography |
