"Imperialist spies try to disrupt and stop production in a large steelworks."
Urszula Modrzyńska
as Wanda Bugajówna
Feliks Żukowski
as Szymon Bugaj
Zdzisław Mrożewski
as Antoni Przewłocki
Jan Żardecki
as Józek Wieniarz
Stanisława Perzanowska
as Banasiowa
Wiktor Grotowicz
as Wielicki
Ludwik Benoit
as Borucki "Jarząb"
Halina Billing-Wohl
as Bugajowa
Zygmunt Chmielewski
as Colonel Hopkins
Adolf Chronicki
as UB Lieutenant
Kazimierz Dębicki
Aleksander Gąssowski
as Henisz
Stanisław Jaworski
as Śliwik
Adam Kwiatkowski
as Wicuś
Barbara Leleniewska
as Zocha
Ignacy Machowski
as Party Secretary
Wiesława Mazurkiewicz
as Buffet Lady
Ryszard Piekarski
as
Władysław Staszewski
as Party Member
Igor Śmiałowski
as UB Colonel
Stefan Śródka
as Steel Mill Director
Jerzy Wąsowicz
Stanisław Woliński
as Worker
Zofia Wilczyńska
as Girl in a Club
Ludwik Wytysiński
Maria Zbyszewska
as Wanda's Friend
Zygmunt Zintel
Michał Szewczyk
as Group Member (uncredited)
Józef Galewski
Painter
Stefan Matyjaszkiewicz
Assistant Camera
Jerzy Nitecki
Production Manager
Wiesław Śniadecki
Assistant Production Design
Henryk Strzebiecki
Production Assistant
Jerzy Szczecinski
Sound Assistant
Dymitr Sprudin
Still Photographer
H. Michalak
Wadim Berestowski
Assistant Director
Ewa Petelska
Halina Sulkowska
Jozef Ciecwirek
Lighting Technician
Czesław Świrta
Tadeusz Kończakowski
Leszek Wronko
Sound
Józef Dąbrowski
Witold Krzemieński
Conductor
Jerzy Pękalski
Assistant Editor
Jerzy Nowiński
Adam T. Nowakowski
Production Design
Jadwiga Swiętosławska
Makeup Artist
Halina Sieńska
Maria Kaniewska
Director
Alicja Waltos
Costume Design
Adam Ważyk
Writer
Lidia Pacewicz
Editor
Kazimierz Wawrzyniak
Director of Photography
Romuald Kropat
Original Music Composer
