Erich Auer

as Kanzler des Herzogs Ernst

as Prof. Dr. Flint

as Vater

as Bischof Khlesl

as Arzt (1 episode)

as Dr. Sand

as Markus Roberti

as General Horty

as Herr Körner

as Major Derwota (1 episode)

as Kardinal Rohan

as Dr. Hufnagel

as Dr. Wagel (1 episode)

as Dr. Max Burschian

as Kommissär Barton

as Dr. Richard Perner

as Oberst Alfred Redl

as Rittmeister Orvanyi

as Major Prohaska (2 episodes)

as Viktor