as student at a meeting (uncredited)
as Golyba
as Иван Кравчук
as Lyosha Starostin
as Vedmed
as Kosov
as Zernov
as Seryozha Davydov
as Sergei
as Gleb Petrovich
as Dyomin
as 'Chap'
as Белов
as Nikolai Schelokov
as Vasya Gordiyenko
as Stepan Yakovlevich Shokhin (direktor shkoly)
as физик Евгений Александрович Крымов
as Nikolai
as Narrator
as Молотков
as офицер 8-го мехкорпуса
as Виталий Николаевич Свиридов, следователь НКВД
