Paul Hoffmann

as Werner, Freiherr von Attinghausen

as Yves Moldau

as Komtur

as Godfrey Colston

as Baron

as Dr. Rotter

as Schermann

as Johnston

as Ferdinand de Lesseps

as Kardinal

as General a. D. Rampf

as Garry (uncredited)

as Präsident von Walter

as Philipp Hernandez

as Fechner

as Oberst Peerenbohm

as Graf von Waldersee

as Graf von Blome

as Marquez Cabana

as Dr. Wrede, Barbaras Bruder

as Fritz Pfeffer

as Dr. Manfred Reinerz, Chemiker und Erfinder

as Metternich

as Fred Liners