as Graf Macen
as Mr. Nelson(6 eps)
as Mr. Hollister
as Michaelides
as Mr. Petherbridge
as Stadthauptmann Anton Antonowitsch
as Waaghuber
as Dr. John Watson(1 ep)
as Dr. Kurt Wagner
as Kettler
as Karl Frohme
as Dr.Bracca
as Doctor
as Direktor Lütgen
as Chief of Service
as Fraenkl
as Leo L`Arronge