Nikita Golubentsev as The Boy

Valentin Nikulin as Professor Art

Valentin Gaft as Doctor Kapa

Yuriy Sarantsev as Bubnila

Leonid Kanevsky as Apperkot

Zane Lieldija as Lona

Mariya Vinogradova as The Boy (voice)

Alla Pugacheva as Lona (voice)

Alla Budnitskaya as

Georgios Sovchis as

Aleksandr Vigdorov as

Sergey Malishevskiy as

Andrey Droznin as

Stanislav Borodokin as

Nina Krachkovskaya as

Igor Surovtsev as

Natalija Golubenczeva as

Nikolai Karnaukhov as

Aleksei Pankin as

Vitaliy Komissarov as Buffoon