When it is discovered that the Zygmunt mine in Upper Silesia has been deemed unprofitable and is to be closed by flooding, the miners go on strike and a violent demonstration ensues.

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Main Cast: Lucja Kowolik, Olgierd Łukaszewicz, Jan Englert, Franciszek Pieczka, Jerzy Cnota, Bernard Krawczyk, Tadeusz Madeja, Henryk Maruszczyk, Marian Opania, Jerzy Siwy

Director: Kazimierz Kutz

Writer: Kazimierz Kutz

Editor: Irena Choryńska

Cinematographer: Stanisław Loth

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