Soviet spies are delivering top-secret mail to Moscow.
Igor Starygin
Yanis Aurin
Natalya Vavilova
Lena
Leonid Nevedomsky
Mikhail Kurasov
Ernst Romanov
Tugarin
Mikhail Matveev
Vasil Ignatevich Pereguda
Villen Novak
Director
Eduard Volodarskiy
Writer
Anatoli Prelovsky