Vera, wife of the plumber Simandl (Josef Somr), is found murdered in the cinema next to the IDOC (Information and Documentation) agency where she worked. Police captain Marha (Frantisek Nemec), who is leading the investigation, is informed by Simandl that on the day of the murder Vera promised to bring home fifty thousand crowns to buy a car. Marha's primary suspects are the three men working at the agency: deputy editor-in-chief Brandl (Jirí Pleskot) and editors Pernata (Eduard Cupák) and Remes (Ludek Munzar, and of course also Simandl.
František Němec
Luděk Munzar
Eduard Cupák
Josef Somr
Oldřich Vlach
Jiří Pleskot
Jaroslav Drbohlav
Alena Procházková
Jiří Zahajský
Adolf Filip
Bohumila Dolejšová
Ladislav Lakomý
Jiří Bruder
Robert Vrchota
Karel Koloušek
Karel Hábl
Ilona Jirotková
Božena Böhmová
Ema Skálová
Bohumil Šmída
Ivan Hruška
Vladimír Navrátil
Zdeněk Blažek
Jiří Lír
Zdeněk Braunschläger
Karel Hovorka
Václav Štekl
Vlastimil Zavřel
Eduard Pavlíček
M. Březina
Josef Střecha
Zbyněk Šmíd
Jaroslav Tichý
Miloš Vavruška
Jiřina Zemanová
Zdeněk Hess
Milan Charvát
Otto Lackovič
František Kubíček
Tomáš Kožíšek
Vladimír Ptáček
Bert Schneider
Jana Vacíková
Raoul Schránil
Michael Tarant
Marta Srovnalová
Vladimír Linka
Miloslav Šindler
Mirko Musil