Messenger (uncredited)
Inner Sanctum (archive footage) (uncredited)
Court Painter (uncredited)
Jabernowski
Burns
Andre Dussaud
Alex (the postman)
Ingram's Attorney Duprex
Konrad
The Spirit of the Inner Sanctum (uncredited)
Mr. Radek (uncredited)
John O. Blenker [Chs. 9-11]
Storekeeper
Willi
