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Николай Охлопков as Foreman Zakharov |
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Виктор Станицын as Engineer Cline, American |
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Александр Гейрот as Engineer Petrov |
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Софья Яковлева as Translator |
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Василий Ковригин as Chief of the constitution site |
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Сергей Поляков as Vasyutka, stoker |
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Фёдор Курихин as Machinist |
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Pavel Olenev as Perepyolkin |
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Николай Плотников as Chairman of the committee (uncredited) |
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Елена Максимова as Worker woman (uncredited) |
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Татьяна Окуневская as Marusya (uncredited) |
| Directing | Александр Мачерет | Director |
| Writing | Александр Мачерет | Writer |
| Art | Алексей Уткин | Production Design |
| Camera | ალექსანდრე გალპერინი | Director of Photography |
| Sound | Николай Тимарцев | Sound Director |
| Directing | K. Krumin | Assistant Director |
| Directing | Михаил Ромм | Assistant Director |
| Sound | V. Popov | Sound |
| Sound | Виссарион Шебалин | Original Music Composer |
| Sound | Николай Крюков | Original Music Composer |
| Sound | Sergey Germanov | Original Music Composer |
| Camera | А. Севоротян | Camera Operator |
| Lighting | V. Kuznetsov | Lighting Artist |
| Camera | Nikolay Vlasov | Assistant Camera |
| Directing | S. Ter | First Assistant Director |
| Editing | Эсфирь Тобак | Editor |
| Production | N. Matrosov | Producer |
