Agent Nr.1

Karol Strasburger

Jerzy Szajnowicz-Iwanow

Adriana Andreeva

Kondopulos' Wife

Barbara Bargiełowska

Marianna Jantos

Aleksander Iwaniec

Stratos

Kiril Janev

Mariopulos

Стойчо Мазгалов

Kondopulos

Nikolay Nachkov

Apostolidas

Helena Norowicz

Courier

Józef Para

Dr. Fortis

Bogomil Simeonov

Dimitros Fortis

Monika Sołubianka

Gabriela Coronis

Zdzisław Tobiasz

Valdi

Tadeusz Białoszczyński

Damaskinos

Jerzy Bielenia

Savopulos

Witold Dębicki

Radio Operator

Piotr Fronczewski

Bieliński / Charlie (voice) (uncredited)

Krzysztof Fus

Wiktor Grotowicz

Major

Tadeusz Kosudarski

"Bull"

Kosta Karageorgiev

Bandos

Józef Maliszewski

Daleze

Antonina Mermerowa

Eli

Stanisław Michalik

SS Soldier Leading The Execution

Jerzy Moes

Radio Operator

Zofia Petri

Margerita Christophilu

Asparuh Sariev

Sergeant

Georgi Paplomatis

Student

Stanisław Tylczyński

Natazas

Arkadiusz Bazak

(uncredited)

Janusz Bylczyński

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

Kazimierz Dejunowicz

(uncredited)

Marian Drozdowski

(uncredited)

Teodor Gendera

British Officer (uncredited)

Andrzej Grąziewicz

(uncredited)

Sławomir Lindner

(uncredited)

Juliusz Lubicz-Lisowski

Pole In Carpathian Brigade Camp (uncredited)

Henryk Łapiński

(uncredited)

Sylwester Przedwojewski

British Officer (uncredited)

Jerzy Smyk

Prisoner (uncredited)

Tadeusz Somogi

Pole In Carpathian Brigade Camp (uncredited)

Zdzisław Szymański

Prison Guard (uncredited)

Stefan Friedmann

Bandos (voice) (uncredited)

Jerzy Tkaczyk

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

Tomasz Zaliwski

Sailor (voice) (uncredited)