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Юрий Заборовский as начальник геодезической партии Григорий Анисимович Федосеев |
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Ольга Ензак as старуха эвенкийка Лангара |
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Rodna Yeshonov as старик эвенк Карарбах |
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Филимон Сергеев as радист Павел |
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Владимир Круглов as геодезист Цыбин |
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Александр Кавалеров as геодезист Степан |
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Nikolay Kuvachenok as Dolbachi |
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NIkolay Dmitriev as Guide |
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Зинаида Пикунова as женщина эвенкийка Сулакикан |
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Владимир Зимин as эпизод |
| Directing | Борис Бунеев | Director |
| Writing | Борис Бунеев | Writer |
| Sound | Евгений Геворгян | Original Music Composer |
| Camera | Анатолий Гришко | Director of Photography |
| Editing | Svetlana Frolenko | Editor |
| Camera | Александр Гарибян | Director of Photography |
| Writing | Grigoriy Fedoseyev | Book |
| Camera | Николай Пучков | Director of Photography |
| Art | Ольга Беднова | Production Design |
| Sound | Владимир Кипа | Sound Director |
| Writing | Владимир Сухоребрый | Script Editor |
| Directing | Э. Лукшайтис | Assistant Director |
| Costume & Make-Up | Nina Yermilova | Costume Design |
| Costume & Make-Up | V. Grazhdankin | Makeup Artist |
| Art | Феликс Ростоцкий | Set Decoration |
| Lighting | V. Borzov | Lighting Artist |
| Directing | Казбек Бокоев | First Assistant Director |
| Camera | Vladislav Menshikov | Assistant Camera |
| Visual Effects | G. Nikitin | Visual Effects Camera |
| Visual Effects | G. Tsybin | VFX Artist |
| Sound | Մարտին Ներսիսյան | Conductor |
| Writing | G. Muradov | Script Consultant |
| Writing | S. Nikolaenko | Script Consultant |
| Writing | P. Smelov | Script Consultant |
| Production | Nikolay Nezhivov | Executive Producer |
