Karol Strasburger

as Jerzy Szajnowicz-Iwanow

Adriana Andreeva

as Kondopulos' Wife

Barbara Bargiełowska

as Marianna Jantos

Aleksander Iwaniec

as Stratos

Kiril Janev

as Mariopulos

Stoycho Mazgalov

as Kondopulos

Nikolay Nachkov

as Apostolidas

Helena Norowicz

as Courier

Józef Para

as Dr. Fortis

Bogomil Simeonov

as Dimitros Fortis

Monika Sołubianka

as Gabriela Coronis

Zdzisław Tobiasz

as Valdi

Tadeusz Białoszczyński

as Damaskinos

Jerzy Bielenia

as Savopulos

Witold Dębicki

as Radio Operator

Piotr Fronczewski

as Bieliński / Charlie (voice) (uncredited)

Krzysztof Fus

Wiktor Grotowicz

as Major

Tadeusz Kosudarski

as "Bull"

Kosta Karageorgiev

as Bandos

Józef Maliszewski

as Daleze

Antonina Mermerowa

as Eli

Stanisław Michalik

as SS Soldier Leading The Execution

Jerzy Moes

as Radio Operator

Zofia Petri

as Margerita Christophilu

Asparuh Sariev

as Sergeant

Georgi Paplomatis

as Student

Stanisław Tylczyński

as Natazas

Arkadiusz Bazak

as (uncredited)

Janusz Bylczyński

as (uncredited) / Dimitros Fortis (voice) (uncredited)

Kazimierz Dejunowicz

as (uncredited)

Marian Drozdowski

as (uncredited)

Teodor Gendera

as British Officer (uncredited)

Andrzej Grąziewicz

as (uncredited)

Sławomir Lindner

as (uncredited)

Juliusz Lubicz-Lisowski

as Pole In Carpathian Brigade Camp (uncredited)

Henryk Łapiński

as (uncredited)

Sylwester Przedwojewski

as British Officer (uncredited)

Jerzy Smyk

as Prisoner (uncredited)

Tadeusz Somogi

as Pole In Carpathian Brigade Camp (uncredited)

Zdzisław Szymański

as Prison Guard (uncredited)

Stefan Friedmann

as Bandos (voice) (uncredited)

Jerzy Tkaczyk

as Sergeant (voice) / Prison Guard (voice) (uncredited)

Tomasz Zaliwski

as Sailor (voice) (uncredited)