Mieczysław Stoor as Lieutenant Edward Radoń

Barbara Marszałek as Ewa Zawadowska

Juliusz Berger as Bart Maddock

Aleksander Iwaniec as George Cigoliani

Bolesław Płotnicki as Michał Zykuń

Hans-Joachim Recknitz as Ike Samish

Janusz Zakrzeński as Doctor Chlebowicz

Janusz Bukowski as Major

Jerzy Binczycki as Receptionist

Irena Burawska as Neighbour

Alicja Cichecka as

Leszek Długosz as Student

Mieczysław Grąbka as Agent

Andrzej Jurczak as Marek Majda

Ireneusz Kaskiewicz as Lieutenant Ireneusz Kalinowski

Adam Koman as Duty Officer

Andrzej Kopiczyński as Adam Morawski

Jan Paweł Kruk as Crane Operator

Hugo Krzyski as Libriarian

Anna Musiał-Grabowska as Stewardess

Elżbieta Will as Receptionist

Antoni Żuliński as Priest (uncredited)

Ryszard Dreger as Józek (uncredited)

Jan Rutkiewicz as Man in Station (uncredited)

Leon Niemczyk as Receptionist (voice) (uncredited)

W. Domański as