Тайна ложи литер “А”

Dmitriy Smirnov

as Aleksandr Stalskiy

Kira Vadetskaya

as Mira Astrova

Ilya Orlov

as Astrov

Yevgeni Petrov-Krayevsky

as Korney, Orlov's servant and accomplice

German Voskresenskiy

as Pavlov, Stalskiy's friend

I. Safonov

as The doctor