Cast
| Name | Character | Team | |
|---|---|---|---|
 |
Vera Kuznetsova | Unowned | |
 |
Nikolai Gritsenko | Anton Gulyayev | Unowned |
 |
Bronius Babkauskas | Pyotr Gulyayev | Unowned |
 |
Yuri Gorobets | Pavel Gulyayev | Unowned |
 |
Aleksandr Lazarev | Ivan Gulyayev | Unowned |
 |
Mikhail Yezepov | Pyotr Jr. | Unowned |
 |
Vladimir Zolotukhin | Doctor | Unowned |
 |
Vladimir Laptev | Cynologist | Unowned |
 |
Olga Lysenko | Yevgeniya Svetlova | Unowned |
 |
Algimantas Masiulis | Bronislav Litovko | Unowned |
 |
Tamara Muzhenko | Yekaterina Gulyayeva | Unowned |
 |
Anatoliy Romashin | Eduard Mikhalevich | Unowned |
 |
Nadezhda Sementsova | Antonina Gulyayeva | Unowned |
 |
Vladlen Paulus | Artist | Unowned |
 |
Aleksandr Nazarov | Stanislav Kazimirovich Kubik | Unowned |
 |
Vladimir Ilin | Miner | Unowned |
 |
Aleksandr Kirillov | Konstantin Mikhaylovich | Unowned |
 |
Leonid Iudov | Yegor Yegorovich Gulyayev | Unowned |
 |
Viktor Pavlov | Viktor Pavlovich | Unowned |
|
Vladimir Sichkar | Scientist | Unowned |
 |
Valentin Pechnikov | Sivakov | Unowned |
 |
Irina Kalinovskaya | Katya | Unowned |