Andrei Tolubeyev
(Stepan Sergeyevich Shelagin)
Aleksei Nilov
(Vitaliy Igumnov)
Aleksandr Barinov
(Aleksandr Petrov)
Aleksandr Arzhilovskiy
(Research worker)
Aleksandr Bespalyy
(Mefodiy Soroka)
Anatoly Vedyonkin
(Vasiliy Yevsyukov)
Oleg Golubitsky
(Viktor Antonovich Bayannikov)
Lyubov Germanova
(Katya Shelagina)
Valentina Egorenkova
(Ninel Vladimirovna Starycheva)
Oleg Korchikov
(Anatoliy Vasilyevich Trufanov)
Aleksandr Kashperov
(Fomin)
Vadim Lobanov
(Admiral)
Olga Lysenko
(Vitaliy Igumnov's mother)
Igor Lenyov
(Sorin)
Rostislav Shmyryov
(Igor Borisov)
Yekaterina Urmancheyeva
(Asya)
Mikhail Fedorovskiy
(Rafail Sigizmundovich)
Gennadiy Garbuk
(Savchikov)
Vladimir Gritsevskiy
(Naval officer)
Anatoliy Guryev
(Research engineer)
Dmitry Kalinin
Vladimir Sichkar
(Strigunkov)
Sergei Sychyov
(Marshal)
Anatoliy Terpitskiy
(Naval officer)
Pyotr Yurchenkov
(Research engineer)