Georgi Burkov
Planetarium Lecturer
Ekaterina Golubeva-Poldi
Katya Sinitsyna
Ian Khviler
'Myamlya' Krotov, Anton's younger brother
Tatyana Bozhok
Nina Grigoryevna, Teacher
Yekaterina Vasilyeva
Valentina Serafimovna, Teacher
Yevgeniya Khanayeva
Director of the School, Nina's Grandmother
Rina Zelyonaya
Great Grandmother
Mariya Vinogradova
Dasha Gushchina's Grandmother
Yelena Finogeyeva
Vera Vladimirovna, Dima's Mother
Mariya Kovtun
Dasha Gushchina
Dmitri Litvinov
Dima 'Golovastik' Golovanov
Vladimir Borisov
Anton Krotov