Two KGB agents are fighting against foreign spies before and during WWII.
Viktor Korshunov
Feliks Yavorsky
Izolda Izvitskaya
Mikhail Gluzskiy
Nikolay Kryuchkov
Leonid Pirogov
Gleb Strizhenov
Nikolay Grabbe
Vadim Zakharchenko
Viktor Uralsky
Aleksei Alekseyev