It's Russian

Andrey Chadov

Ed

Olga Arntgolts

Svetka

Evdokiya Germanova

Mother

Mikhail Efremov

Father

Oleksiy Horbunov

Gorkun

Vladimir Steklov

Zilberman

Dmitriy Dyuzhev

Slavka

Viktor Rakov

Mikhaylov

Aleksandr Robak

Avaz

Valeriy Barinov

Professor Arkhipov

Galina Polskikh

Nina Pavlovna

Oleg Lopukhov

Sanya Krasniy

Maksim Lagashkin

Magellan

Yuriy Vaksman

uncle Sasha

Andrey Rapoport

doctor Vishnevskiy

Anna Ukolova

nurse

Petr Tomashevsky

Sergei Barinov

bully

Nelli Nevedina

Antonina

Elena Danilova

Ivan Timchenko

Natalya Kruglova

Aleksei Shevchenkov

Sergei Livadny

Sergey Rubeko

Serhii Babkin

Sergey Kalashnikov

Lyubava Greshnova

Aleksandr Kulyamin

Roman Kryukov