David Hoffman

as Messenger (uncredited)

as Spy

as Ship's Tailor (uncredited)

as Potter (uncredited)

as Konrad

as Ingram's Attorney Duprex

as Spokesman (uncredited)

as The Spirit of the Inner Sanctum (uncredited)

as Burns

as Mr. Radek (uncredited)

as Jabernowski

as Beggar (uncredited)

as Antonio - Vincent's Cellmate (uncredited)

as Court Painter (uncredited)

as Andre Dussaud

as Postman - Alex

as Willi

as Inner Sanctum (archive footage) (uncredited)

as Concierge (uncredited)

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

as Storekeeper