Bogumił Kobiela

Jan Piszczyk

Barbara Lass

Jola

Tadeusz Bartosik

Wasik

Edward Dziewoński

Jelonek

Tadeusz Janczar

Ens. Sawicki

Kazimierz Opaliński

Prison Warden

Adam Pawlikowski

Ens. Osewski

Wojciech Siemion

Józef Kacperski

Maria Kaniewska

Anastazja Makulec (uncredited)

Roman Kłosowski

Piszczyk's Client (uncredited)

Józef Nowak

Witold (uncredited)

Leopold Rene Nowak

Franek the Rickshaw Driver (uncredited)

Czesław Piaskowski

Militiaman in Jelonek's Apartment (uncredited)

Roman Polanski

Tutor (uncredited)

Wojciech Skibiński

Cadet Krawczyk (uncredited)

Ewa Wiśniewska

Student (uncredited)

Barbara Horawianka

Irena Kropaczyńska (voice) (uncredited)