During World War 2 Polish skiers take up a fight against the Germans and become couriers, delivering mail to Budapest.

Jadwiga Andrzejewska
as Hanka's Mother

Wanda Neumann
as Hanka

Tadeusz Kalinowski
as Cpt. 'Szarotka'

Edmund Fetting
as Gestapo Chief

Jerzy Jogałła
as Władek

Józef Morgała
as Maciek

Zygmunt Maciejewski
as Trainer Schmidt

Stanisław Niwiński
as Bolek

Aleksander Bednarz
as German Officer

Andrzej Buszewicz
as