Lidia Korsakówna
Hanka Ruczajówna
Tadeusz Schmidt
Janek Szarliński
Adam Mikołajewski
Leon Ciepielewski
Tadeusz Kondrat
Władysław Dobrzyniec
Barbara Bieńkowska
Basia
Wanda Bojarska
Kasia Ciepielewska
Janina Draczewska
Złocień Woman
Antonina Gordon-Górecka
Chief Director
Barbara Rachwalska
Aniela Rębaczowa
Joanna Walter
Zosia Bonecka
Zofia Wilczyńska
Natalka
Edmund Biernacki
Foreman
Lucjan Dytrych
National Council Member
Edward Dziewoński
Warsaw Guide
Michał Gazda
Janek's Friend
Wacław Jankowski
Warsaw Man
Wacław Kowalski
Stefan Wachowiak
Klemens Mielczarek
Wacław Osica
Henryk Modrzewski
Engineer
Leopold Rene Nowak
Bricklayer
Wojciech Siemion
Bronek
Jerzy Szpunar
Olek
Stanisław Winczewski
Henryk Tokarski
Stanisław Woliński
Warsaw Man
Janusz Ziejewski
Minister
Feliks Żukowski
Director of Unification
Henryk Bielski
Group Member (uncredited)
Tadeusz Janczar
Group Member (uncredited)
Stanisław Michalski
Harmonist (uncredited)
Halina Mikołajska
Bricklayer (uncredited)
Józef Nowak
Speaker (uncredited)
Władysław Walter
Warsaw Man (uncredited)