← Back to filmFilm · CastFull castThe Mystery of Box Room "A"On screenCast6 credited performersArtwork unavailableDmitriy SmirnovAleksandr StalskiyArtwork unavailableKira VadetskayaMira AstrovaArtwork unavailableIlya OrlovAstrovYevgeni Petrov-KrayevskyKorney, Orlov's servant and accompliceArtwork unavailableGerman VoskresenskiyPavlov, Stalskiy's friendArtwork unavailableI. SafonovThe doctor