Cast
Vladimir Druzhnikov
Nesterov
Aleksandr Khokhlov
Professor at the University
Boris Bityukov
Nezhdanovskiy
Mikhail Nazvanov
Ryabushinskiy
Andrey Puntus
Zhukovskiy's student
Aleksandr Mikhaylov
Vsevolod Aksyonov
Grand prince
Gleb Romanov
Neklyudov
Vsevolod Sanayev
Vladimir Uralskiy
Officer
Yuri Yurovsky
Zhukovskiy
Vladimir Belokurov
Chaplygin
Sofiya Giatsintova
Anna Nikolaevna
Galina Frolova
Zhukovskiy's sister
Vladimir Gribkov
Professor at the University
Anatoli Chemodurov
Rybakov
Georgiy Yumatov
Kasyanov
Ilya Sudakov
Mendeleev
Oleg Frelikh
Professor at the University
Rostislav Plyatt
Reporter
Nikolay Yakhontov
Lieutenant (uncredited)