Top Cast
Ivan Pereverzev
Vasiliy Dokuchaev
Nadezhda Cherednichenko
Anna Egorovna, Dokuchaev's wife
Yuri Puzyryov
Nikolay Sibirtsev
Yevgeni Lebedev
Yegor
Viktor Chekmaryov
Aleksey Yermolov
Serhii Dvoretskyi
Adamov
Aleksandr Mazayev
Minister
Vladislav Strzhelchik
Vitaliy Andreyevich, minister's secretary
Vladimir Volchik
Scientist
Rimma Manukovskaya
Konstantin Adashevsky
(uncredited)
Vladimir Arsentyev
(uncredited)