The heroic struggle of Polish post office workers in Gdańsk on the first day of World War II.

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Main Cast: Bronisław Dardziński, Włodzisław Ziembiński, Kazimierz Wichniarz, Stanisław Jasiukiewicz, Jerzy Sliwa, Piotr Fronczewski, Hanna Zembrzuska, Jan Machulski, Irena Netto, Danuta Królska

Director: Stanisław Różewicz

Writer: Jan Józef Szczepański

Editor: Czesław Raniszewski

Cinematographer: Władysław Forbert

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