- Małgorzata Potocka - Zuzanna
- Jerzy Bińczycki - Doctor
- Jerzy Aleksander Braszka - Polish Intelligence Major
- Andrzej Buszewicz - Polish Agent
- Andrzej Gazdeczka - PGR Worker
- Juliusz Grabowski - Ruta's "Father"
- Andrzej Jurczak - Tractor Driver
- Jerzy Kozakiewicz - UB Officer in 1954
- Tadeusz Kwinta - PGR Worker on a Train
- Jerzy Moes - Agent kidnapping Duda
- Janusz R. Nowicki - Agent
- Stefan Szmidt - CIA Agent
- Jerzy Złotnicki - Kenneth's Agent
- Zbigniew Bielski - Polish Counter-Intelligence Officer (uncredited)
- Jerzy Fedorowicz - American Agent (uncredited)
- Stanisław Jaroszyński - American Agent (uncredited)
- Eugeniusz Korczarowski - Polish Counter-Intelligence Officer (uncredited)
- Czesław Magnowski - (uncredited)
- Zygmunt Malawski - Morozow (uncredited)
- Andrzej Mrozek - Doctor's Assistant (uncredited)
- Joanna Jędryka - Zuzanna (voice) (uncredited)
- Bogusław Sochnacki - UB Officer in 1954 / Doctor (voice) (uncredited)
- Ryszard Filipski
- Andrzej Kozak
- Romuald Drobaczynski
- Ewa Andrzejewska
- Arkadiusz Orlowski
- Anna Izykowska-Mironowicz
- Józef Koprowicz
- Maciej Malecki
Capítulo disponible en las siguientes plataformas:
