Tomasz Zaliwski as Police Commander Teofil Herman

Piotr Łysak as Wiktor

Henryk Bista as Stefan Waniek

Mirosław Konarowski as Bernard Piret

Jerzy Bończak as Juliusz Stopek

Bolesław Smela as Bolesław Raster

Antonina Barczewska as Maid Katarzyna

Halina Kowalska as Genowefa Stopkowa

Zygmunt Maciejewski as Voyvode

Czesław Jaroszyński as Senior Police Commander

Teresa Lipowska as Helena, Waniek's Wife

Tadeusz Teodorczyk as Skipper of a German Ship

Leonard Andrzejewski as German Sailor

Wiesław Drzewicz as Photographer in the Church

Henryk Dudziński as Gasfitter

Jerzy Felczyński as Investigator

Zdzisław Kozień as Doctor

Czesław Lasota as Interrogated Man

Joachim Lamża as Gienio Pajęczarz

Bogdan Łysakowski as Investigator

Wanda Majerówna as Nurse

Zygmunt Malawski as Archivist

Zbigniew Skowroński as Waiter

Jerzy Obłamski as Jaremko

Zygmunt Bielawski as Journalist (uncredited)

Andrzej Bielski as Investigator (uncredited)

Tadeusz Bystram as Photographer (uncredited)

Agata Chmielewska as Małgosia (uncredited)

Tadeusz Chmielewski as Police Technician (uncredited)

Jolanta Czaplińska as Piretowa (uncredited)

Aleksander Fogiel as (uncredited)

Jerzy Fornal as Investigator (uncredited)

Zdzisław Gradowski as Władek (uncredited)

Henryk Hunko as Interrogated Man (uncredited)

Marek Idziński as Investigator (uncredited)

Marian Iwański as Sailor (uncredited)

Edward Jozajtis as Priest (uncredited)

Jerzy Kleyn as Plainclothesman (uncredited)

Anatol Kobyliński as "Express" Journalist (uncredited)

Zbigniew Koczanowicz as Seller (uncredited)

Eugeniusz Kujawski as Investigator (uncredited)

Jan Kulczycki as Sailor (uncredited)

Cezary Kussyk as Photographer (uncredited)

Jacek Kuszkowski as Jarek (uncredited)

Artur Lewandowski as Boy with a Nativity Scene (uncredited)

Stanislawa Lis as Singing Girl (uncredited)

Mirosława Lombardo as Murdered Boy's Mother (uncredited)

Henryk Łapiński as "Głos" Journalist (uncredited)

Mieczysław Łoza as Worker (uncredited)

Klemens Mielczarek as Sailor (uncredited)

Marek Morawski as Grąbski (uncredited)

Paweł Nowisz as Investigator (uncredited)

Alina Rostkowska as Nun (uncredited)

Tadeusz Skorulski as Investigator (uncredited)

Alina Szpak as Journalist (uncredited)

Edward Sztej as Drunkard (uncredited)

Zdzisław Szymański as Drunkard (uncredited)

Kazimiera Utrata as Mother of the Boy with a Nativity Scene (uncredited)

Adam Walas as Photographer (uncredited)

Edward Wichura as "Nowość" Journalist (uncredited)