János Görbe

as Sándor Lugosi

Mária Sulyok

as Ezster Lugosi

István Szatmári

as Luckó, son of the Lugusi family

Hilda Gobbi

as Mommy

Mari Szemes

as Rózsi, Luckó's bride

Tibor Molnár

as Bikov, Soviet stahanovist

Sándor Deák

as Dallos

Sándor Kőmíves

as Jóna (as Kõmüves Sándor)

József Képessy

as Sántha

István Egri

as Kórodi, chief engineer

Gyula Gózon

as Birman

Imre Apáthi

as Hartlauer

József Juhász

as Gosztola

János Pásztor

as Bárány

István Somló

as Bittera

Lajos Soós

József Vándor

Jenõ Horváth

Beno Tamas

István Palotai

Emil Fenyö

Béla Károlyi

Alfréd Deésy

as (uncredited)