František Němec as kriminalista kapitán Jindřich Marha

Luděk Munzar as redaktor Remeš

Eduard Cupák as redaktor Václav Pernata

Josef Somr as instalatér Antonín Šimandl

Oldřich Vlach as kriminalista nadporučík Smutný

Jiří Pleskot as Dr. Brandl, náměstek ředitele

Jaroslav Drbohlav as poručík Filipec

Alena Procházková as Lýdie Mouchová

Jiří Zahajský as

Adolf Filip as

Bohumila Dolejšová as

Ladislav Lakomý as

Jiří Bruder as

Robert Vrchota as

Karel Koloušek as

Karel Hábl as

Ilona Jirotková as

Božena Böhmová as

Ema Skálová as

Bohumil Šmída as

Ivan Hruška as

Vladimír Navrátil as

Zdeněk Blažek as

Jiří Lír as Shift Manager

Zdeněk Braunschläger as

Karel Hovorka as

Václav Štekl as

Vlastimil Zavřel as

Eduard Pavlíček as

M. Březina as

Josef Střecha as

Zbyněk Šmíd as

Jaroslav Tichý as

Miloš Vavruška as

Jiřina Zemanová as

Zdeněk Hess as

Milan Charvát as

Otto Lackovič as

František Kubíček as

Tomáš Kožíšek as

Vladimír Ptáček as

Bert Schneider as

Jana Vacíková as

Raoul Schránil as

Michael Tarant as

Marta Srovnalová as

Vladimír Linka as

Miloslav Šindler as

Mirko Musil as Shift Manager (voice)