Kadro (12)
Elina BystritskayaYelizaveta Muromtseva
Sergey BondarchukYuri Yershov
Sofiya GiatsintovaAnna Yershova, Yuri's Mother
Evgeniy SamoylovAleksandr Aganin
Yevgeni LebedevFyodor Ivanovich
Aleksandr Larikovgrandpa Spirin
Yuriy TolubeevNikolai Sladkov
Erast GarinKoloskov
Antonina Bogdanovaaunt Polya
Sergei Karnovich-Valuaprofessor Valentin Osipovich
Serhii Dvoretskyistudent Sergei Andreyev
Olga Zabotkinastudent Nadya