Maria Wachowiak
— Lidka
Tadeusz Janczar
— Paweł
Gustaw Holoubek
— Mirek
Stanisław Jaworski
— Doctor Janowski
Stanisław Milski
— Professor
Zdzisław Mrożewski
— Paweł's Father
Irena Netto
— Landlady
Józef Pieracki
— Professor Michniewicz
Irena Starkówna
— Countess Róża
Helena Sokołowska
— Waleria Siekierzyńska
Hanna Skarżanka
— Maryna
Jarema Stępowski
— Waiter
Saturnin Żórawski
— Feliks
Marian Beczkowski
— Pikolak (uncredited)
Seweryn Butrym
— German Officer (uncredited)
Kazimierz Fabisiak
— Man at the Bar (uncredited)
Teresa Gawlikowska
— Dancer (uncredited)
Bogumił Kobiela
— Count Tolo (uncredited)
Józef Kondrat
— Maestro (uncredited)
Jadwiga Kuryluk
— Guest of Countess Róża (uncredited)
Włodzimierz Kwaskowski
— Grzebiński (uncredited)
Anna Lubienska
— Night Club Singer (uncredited)
Bronisław Pawlik
— Polish Soldier (uncredited)
Adam Pawlikowski
— German Officer (uncredited)
Bolesław Płotnicki
— Railway Worker (uncredited)
Wojciech Rajewski
— Guest of Countess Róża (uncredited)
Krystyna Sienkiewicz
— Prostitute with a Cigarette (uncredited)
Witold Skaruch
— Fiddler (uncredited)
Natalia Szymańska
— Woman renting a Room to Paweł (uncredited)
Monika Tay
— (uncredited)