Cast
Stanisław Milski
The Professor
Emil Karewicz
Hauptmann Grimm
Wojciech Turowski
Doctor
Artur Młodnicki
German Officer (uncredited)
Adam Pawlikowski
Major Rudolf von Henneberg
Teresa Tuszyńska
Anna
Feliks Chmurkowski
Engineer Nowicki
Wiktor Grotowicz
German Officer (uncredited)
Stanisław Mikulski
Michał Pawlicki
Mieczysław Łoza
Polish Underground Member
Wojciech Siemion
Restorer
Gustaw Holoubek
Henryk Fogiel