Directed by
| Yevgeni Shneider | ||
| Aleksandra Khokhlova | ... | (consultant to the director) |
| Lev Kuleshov | ... | (consultant to the director) |
Writing Credits (in alphabetical order)
| Osip Brik | ... | (development) (as O. Brik) |
| Mikhail Rozenfeld | ... | (screenplay) (as M. Rozenfeld) |
Cast (in credits order)
 |
Vladimir Shishkin | ... | Andrej Latonin |
| Lidiya Smirnova | ... | Natasha | |
| Pyotr Aleynikov | ... | Sailor Shatalov | |
| Andrey Fayt | ... | Sea Captain | |
| Mikhail Troyanovskiy | ... | Professor | |
| Aleksandr Grechanyy | ... | Aleksandrov - Scientist | |
|
|
Vladimir Lisovskiy | ... | Nemchura - Volcanologist |
|
|
L. Maculevich | ... | Sokolov - topographer |
| Ivan Bobrov | ... | Sailor Sayenko | |
| Aleksandr Baranov | ... | Pilot | |
|
|
M. Shveizer | ... | Scientist |
|
|
Mikhail Povolotsky | ... | Reporter |
| Nikolay Gorlov | ... | Reporter | |
|
|
Anatoliy Granik | ... | Reporter (as A. Granik) |
| Cheslav Sushkevich | ... | Reporter (as Ch. Sushkevich) | |
| Rest of cast listed alphabetically: | |||
|
|
Pyotr Galadzhev | ... | Cook (uncredited) |
| Sergey Komarov | ... | Expedition Crew Member (uncredited) | |
| Aleksandr Putko | ... | Cook Assistant (uncredited) | |
| Boris Tolmazov | ... | Instructor (uncredited) | |
Produced by
| G. Kundrat | ... | executive producer |
Music by
| David Blok | ... | (as D. Blok) |
Cinematography by
| Louis Forestier | ||
| Mikhail Kirillov | ... | (as M. Kirillov) |
Art Direction by
| Feliks Boguslavsky | ... | (as F. Boguslavskiy) |
Second Unit Director or Assistant Director
| I. Gradov | ... | assistant director |
| M. Pugachyovskaya-Shekhter | ... | assistant director |
Sound Department
| N. Polivanov | ... | sound engineer |
Special Effects by
| P. Adamov | ... | rear projection production designer |
| K. Alexeev | ... | rear projection camera operator |
| N. Levin | ... | rear projection production designer |
Camera and Electrical Department
| A. Golychev | ... | assistant photographer |
| A. Spiridonov | ... | assistant photographer |
| G. Zagarian | ... | assistant photographer |
Editorial Department
| K. Rutshtein | ... | assistant editor |
