Andrzej Łapicki as Captain Stefan Berent

Kalina Jędrusik as Małgorzata Sadecka

Maria Wachowiak as Wanda Szczęśniak

Alicja Wyszyńska as Lieutenant Katarzyna Rogalska

Wieńczysław Gliński as Professor Gawroński

Tadeusz Kondrat as Władysław Janas

Ryszard Pietruski as Karol Wilczkiewicz

Franciszek Pieczka as Marczak

Wojciech Pokora as Zientara

Adam Pawlikowski as Commissioner Didot

Zbigniew Józefowicz as Captain Półtorak

Leon Pietraszkiewicz as Colonel Wala

Zbigniew Płoszaj as Militiaman