At the amateur talent show the boy, accompanying himself on the accordion, sings a song about Moscow... The plot of the movie is based on the story of the director of the school about how this accordion, once belonging to a cadre worker who died during a demonstration in 1905, has been in many hands before it got to the guys.
Сергей Филиппов
as Brykin, the accordionist (as S. Filippov)
Павел Кадочников
as Konstantin Nikolaevich Zlatogorov (uncredited)
Николай Леонов
as Kolya Leonov (as N. Leonov)
Иван Любезнов
as School Director (as I. Lyubeznov)
Борис Тенин
as Playwright (as B. Tenin)
Георгий Вицин
as Railwayman (uncredited)
T. Stravinskaya
as Tanya Nikanorova
Oleg Bobrov
as Oleg (as O. Bobrov)
Виктор Селезнёв
as Fedya (as V. Seleznyov)
Boris Bodrov
as Boris (as B. Bobrov)
Sergey Ild
as Sergey (as S. Ild)
Леонид Пирогов
as Grandfather Nikanor Ivanovich Nikanorov