Top cast
Jan Englert
Janek
Gabriela Kownacka
Joanna
Ewa Dałkowska
Maria
Kazimierz Kaczor
Investigating Officer
Mieczysław Voit
Professor
Eugeniusz Priwieziencew
Robert
Stanisław Łopatowski
Man in a Grey Suit
Klaudia Musiał
Girl
Teresa Sawicka
Critic
Eliasz Kuziemski
Visitor
Stanisław Górka
Assistant
Ryszard Olesiński
Assistant
Andrzej Mrozek
Majski
Dorota Pomykała
Beata
Adam Ferency
Drunkard (uncredited)
Directed by
Jerzy Trojan
Written by
Ireneusz Iredyński