Beata Tyszkiewicz

as Maria Polińska

Katarzyna Łaniewska

as Basia Giedrowska

Ignacy Machowski

as Bernard

Stanisław Mikulski

as Lieutenant Baczny

Zbigniew Zapasiewicz

as Captain Kres

Jerzy Walczak

as Zygmunt

Henryk Bąk

as Major

Stanisław Gronkowski

as Ludwik Mituła

Zygmunt Listkiewicz

as Koleba

Zygmunt Lebica

as Szarecki

Stanisław Niwiński

as Giedrowski

Wacław Kowalski

as Mute

Roman Sykała

as Pathologist

Helena Dąbrowska

as Agent

Marian Łącz

as Bus Driver

Witold Skaruch

as Decoding Chief

Barbara Wałkówna

as Irena Mitułowa

Wanda Jakubińska

as Citizen

Janusz Ziejewski

as Cloakroom Attendant

Zbigniew Józefowicz

as Captain

Bernard Dec

as Station Chief (uncredited)

Maria Derewenda

as Ela (uncredited)

Andrzej Herder

as Zygmunt's Substitute (uncredited)

Juliusz Lubicz-Lisowski

as Musicologist (uncredited)

Jerzy Karaszkiewicz

as Agent (uncredited)

Tadeusz Kosudarski

as Karol (uncredited)

Stanisław Michalski

as Photographer (uncredited)

Natalia Szymańska

as Ela's Grandmother (uncredited)

Mieczysław Tarnawski

as Agent (uncredited)

Jerzy Zapiór

as Zygmunt's Helper (uncredited)

Bogusław Sochnacki

as Chase Posse Chief (voice) (uncredited)