A. Genin
Nahum Beychik, inventor
Acting
Vasili Bokarev
Surkov, master
Acting
Kuzma Yastrebetsky
Lopatin
Acting
Aleksandr Duletov
Kuzma, Surkov's son
Acting
Nikolai Akimov
Factory secretary
Acting
Ye. Bondina
Lopatina
Acting
T. Sokolovskaya
Nadya
Acting
F. Tarasov
Worker
Acting
S. Stepanov
Worker
Acting
V. Snezhinskaya
(uncredited)
Acting
Viktor Arkasov
Worker (uncredited)
Acting
Ivan Mutanov
Worker (uncredited)
Directing