演职人员
Rita Holm, Singer and intelligence agent
Hanka Ordonówna
Pedro
Bogusław Samborski
Professor Skalski, Jerzy's father
Jerzy Leszczyński
Engineer Jerzy Skalski
Jerzy Pichelski
Head of Intelligence
Igo Sym
Polish counterintelligence agent
Lena Żelichowska
Shop Customer
Wanda Jarszewska
Customer
Alina Żeliska
Man in Cafe
Andrzej Bogucki
Man talking to Skalski
Lech Owron
Caretaker in Laboratory
Roman Dereń
Skalski's Colleague
Aleksander Suchcicki
Albert
Zdzisław Karczewski
