Sonka
Margarita Ivanovna
Engineer Sadovskiy's mother
Kostya Kapitan
Director Gromov
Big official
Maks
Engineer Yuriy Sadovskiy
Botkin
Sasha
Limon
Vanya (uncredited)
Camp superintendent (uncredited)
Convict (uncredited)
Pyzhov (uncredited)
Steamboat captain (uncredited)
Beret (uncredited)
Ninka (uncredited)
Petin (uncredited)
Mitya (uncredited)
Fefela (uncredited)
(uncredited)
