Evgeny Mironov

as Venya (voice)

Sergey Burunov

as uncle Yasha (voice)

Sergey Shnurov

as Slonezh, alien (voice)

Irina Pegova

as Strelka (voice)

Yulia Peresild

as Belka (voice)

Sergei Dyachkov

as Lyagus, alien (voice)

Diomid Vinogradov

as Tolya / Cat (voice)

Elena Shulman

as Mariya (voice)

Anton Vinogradov

as jellyfish (voice)

Andrey Levin

as jellyfish (voice)

Sergey Mardar

as jellyfish (voice)

Vladimir Maslakov

as jellyfish (voice)

Mikhail Khrustalev

as jellyfish (voice)

Mikhail Chernyak

as jellyfish (voice)

Egor Zhirnov

as (voice)

Andrey Kurnosov

as (voice)

Ivan Mokhovikov

as (voice)

Olga Shcherban

as (voice)

Ekaterina Tikhomirova

as (voice)