Piotr Dejmek as Stefan

Jerzy Binczycki as Andrzej Nowacki

Henryk Bista as Kauters

Ewa Dałkowska as Nosilewska

Gustaw Holoubek as Zygmunt Sekułowski

Zygmunt Hübner as Pajączkowski

Ryszard Kotys as Józef

Klaus Piontek as SS Officer Thiesdorf

Wojciech Pszoniak as Marglewski

Zbigniew Zapasiewicz as Rygier

Katarzyna Ejmont as Patient

Adam Gessler as Patient

Anna Jaraczówna as Patient

Elżbieta Karkoszka as Patient

Władysław Kowalski as Patient

Borys Marynowski as SS Officer

Wiesława Mazurkiewicz as Patient

Krystyna Sznerr-Mierzejewska as Patient

Zdzisław Szymański as Patient

Andrzej Rózycki as

A. Rutkowska as

Piotr Szulkin as Composer Jakub

Marcin Troński as Stanislaw Kozłowski

Magda Teresa Wójcik as Nowacki's Wife

Bogdan Łysakowski as SS Gendarme (uncredited)

Andrzej Szenajch as Guest (uncredited)

Krzysztof Świętochowski as Guest (uncredited)