Propaganda film about Soviet inventor Igor Krymov and his entrapment by foreign spies.
Yuri Demich
Igor Krymov
Nelli Pshyonnaya
Nora Braun
Leonid Satanovskiy
Max Beyn
Konstantin Zheldin
Venson
Sergei Yakovlev
Uvarov
Viktor Fokin
Anatoliy Romashin
Boris Smolin
Elza Lezhdey
Uta
Oleg Mokshantsev
Aleksey Mikhno
Boris Gusakov
Pavel Zharkov
