Cast
Andrei Tutyshkin
School headmaster
Yekaterina Derevshchikova
Katya
Vera Altayskaya
Marusya Ivanova, pioneer leader
Pyotr Savin
Vladimir Vishnyakov, teacher
Lev Potyomkin
Arkadiy's father
Boris Runge
Lyova Prokushev
Anatoliy Ignatyev
Seryozha
Elena Maksimova
Vitya Surikov's mother
Nina Rusinova
Arkadiy's mother
Anatoli Goryunov
Doctor (uncredited)
Aleksandr Sashin-Nikolsky
Friend of Surikov's mother
Dagmara Deringer
Lidochka