A documentary showing the First of May celebrations.

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Main Cast:

Director: Maksymilian Wroclawski

Writer:

Editor: Wacław Kaźmierczak

Cinematographers: Andrzej Munk, Kazimierz Mucha, Sergiusz Sprudin, Witold Janik, Leonard Zajączkowski, Feliks Średnicki, Waldemar Kowalski, Władysław Forbert, Witold Jabłoński, Henryk Makarewicz, Bogusław Lambach

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