Director
Aleksandr Razumnyj
Boris Runge
Lyova Prokushev
Dagmara Deringer
Lidochka
Yekaterina Derevshchikova
Katya
Anatoliy Ignatyev
Seryozha
Vera Altayskaya
Marusya Ivanova, pioneer leader
Pyotr Savin
Vladimir Vishnyakov, teacher
Lev Potyomkin
Arkadiy's father
Nina Rusinova
Arkadiy's mother
Andrei Tutyshkin
School headmaster
Elena Maksimova
Vitya Surikov's mother
SU
