Kirill Golovko-Sersky

Gleb

Pavel Gayduchenko

Kosta Korolkov

Marina Yakovleva

Natasha Alyabina

Igor Kvasha

Arkadiy Borisovich - Doctor

Valentina Talyzina

Grandmother of Kostya Korolkov

Yevgeni Gerasimov

Gleb's father

Georgiy Shtil

Gnesik

Raisa Ryazanova

Galina Pavlovna - Mother of Kostya Korolkov

Yuriy Solomin

Mr. Gleb

Vakhtang Kikabidze

Spy

Aleksandr Delibash

Natalya Golovko