David Hoffman

as Messenger (uncredited)

as Concierge (uncredited)

as Inner Sanctum (archive footage) (uncredited)

as Potter (uncredited)

as Court Painter (uncredited)

as Beggar (uncredited)

as Spokesman (uncredited)

as Jabernowski

as Ship's Tailor (uncredited)

as Burns

as Andre Dussaud

as Postman - Alex

as Ingram's Attorney Duprex

as Spy

as Antonio - Vincent's Cellmate (uncredited)

as Konrad

as The Spirit of the Inner Sanctum (uncredited)

as Mr. Radek (uncredited)

as John O. Blenker [Chs. 9-11]

as Storekeeper

as Willi