as König Leopold von Belgien
as Kronprinz Rudolf
as Octavio Piccolomini
as Crown-Prince Ludwig von Bayern
as Mönch
as John Cross
as Kammersänger
as Prince Regent
as Prince Regent Luitpold
as Georg
as Otto Roeders
as Franz I. Stephan, ihr Gemahl
as Generaldirektor Schöner
as Leopold Argan
as Johann Strauß Sohn
as Baron Lazi Köröshazi
as Marquis von Posa
as Dr. Maurus Kraft
as Graf Lichtenfels
