Sergei Vecheslov

as Professor Aleksey Arkadievich, chairman of the acceptance committee

as Иван Иванович

as Tiherty

as Vladimir Odoevskiy

as Gawrey

as Mikhail Mozhaev, Tula workers captain

as Aleksei Leontyev

as Jim Ripl

as Andrey Volyntsev, engineer

as Tavern visitor