Serge Merlin | Jakub Gold | |
Alina Janowska | Lucyna | |
Elżbieta Kępińska | Kazia, Malina's Niece | |
Jan Ciecierski | Józef Malina | |
Tadeusz Bartosik | "Professor" Pankrat | |
Władysław Kowalski | Fiałka / Jakub Gold (voice) | |
Irena Netto | Jakub's Mother | |
Beata Tyszkiewicz | Stasia | |
Jan Ibel | Genio | |
Bogumił Antczak | Prisoner (uncredited) | |
Wiesława Chojkowska | Wiśka (uncredited) | |
Edmund Fetting | Zygmunt, Guest at Lucyna's Party (uncredited) | |
Roland Głowacki | Guest at Lucyna's Party (uncredited) | |
Andrzej Herder | Gestapo Officer (uncredited) | |
Zygmunt Hübner | Gestapo Officer (uncredited) | |
Zofia Jamry | Woman Blackmailing Malina (uncredited) | |
Stanisław Jaśkiewicz | Professor at a Lecture (uncredited) | |
Zbigniew Józefowicz | Guest at Lucyna's Party (uncredited) | |
Edward Kowalczyk | Policeman (uncredited) | |
Zygmunt Listkiewicz | (uncredited) | |
Jerzy Łapiński | Caroller (uncredited) | |
Zdzisław Maklakiewicz | ONR Member (uncredited) | |
Zygmunt Malawski | Printer (uncredited) | |
Roman Polanski | Partner of Malina's Blackmailer (uncredited) | |
Ryszard Pracz | (uncredited) | |
Ryszard Ronczewski | Prison Guard (uncredited) | |
Magda Teresa Wójcik | Woman at Lucyna's Party (uncredited) | |
Tomasz Zaliwski | Prisoner (uncredited) | |
Andrzej Żuławski | Killed Student (uncredited) |