Kadro (13)
Oleg BorisovErmakov, an investigator
Anatoliy SolonitsynMalinin, a journalist
Mikhail GluzskiyPanteleyev
Nina RuslanovaMaria Ignatyevna
Lyudmila ZaytsevaTimonina
Nikolai SkorobogatovGolovanov
Pyotr KolbasinGubkin
Iosif Ryklindoctor
Nikolai Simkin
Aleksandra Kharitonova
Aleksandr Pashutin
Stanislav KorenevViktor Volkov