Vera Bendina

Kolya (voice)

Evgeniya Mores

Petya (voice)

Valentina Sperantova

Sandy (voice)

Galina Novozhilova

Natasha (voice)

Mikhail Yanshin

Professor (voice)

Vladimir Gotovtsev

Watchman (voice)

Liliya Gritsenko

Navigator (voice)

Vladimir Gribkov

Warden (voice)