Based on the story "The Investigation" by Stanislaw Lem
Sergei Desnitski | Pirx | |
Bolesław Abart | Jan Otis | |
Vladimir Ivašov | Harry Brown | |
Aleksandr Kaidanovski | Tom Nowak | |
Zbigniew Lesień | John Calder | |
Tõnu Saar | Kurt Weber | |
Ferdinand Matysik | Manager of UNESCO | |
Igor Prezegrodski | McGuirr |
No episodic roles |