A Red Army officer Polevoy possesses a navy dirk with a secret message encrypted in its handle. The second part of a message belongs to a White army officer Nikitskiy. It's up to three young friends of Polevoy to uncover the mystery.
Sergei Shevkunenko
Misha Polyakov
Vladimir Dichkovsky
Genka
Emmanuil Vitorgan
Nikitsky
Viktor Sergachyov
uncle Semyon
Natalya Chemodurova
Misha's Mother
Zoya Fyodorova
Misha's grandmother
Leonid Kmit
Misha's grandfather
Mikhail Golubovich
Polevoy
