as Dr. Siedler
as Symon Rymanowicz / Herzog Kasimir
as Rudolf Avenarius
as Don Felipe
as Stefan von Holtenau
as Georges Duroy genannt Bel Ami
as David Slader
as Manfred Richter
as Graf Herbert von Waldendorf
as Self - Interviewee
as Georg Dannhauser
as Marquis Charles d'Aubigne
as Gast
as John Underhower
as Erminio Bondo
as Stefan Hell
as Herbert Eisenstein
as Edwin von Weylersheim
as Michael Normann
as Peter Holm
as Graf René de Batier
as Will Hollers
as Leutnant Walter von Arnegg
as Jean Perrot
as Dr. Joachim Wendler
as Clemens Verné
as Tenor Peter Hansen
as Wissenschaftler
as Tourist (uncredited)
as Robert Petersen
as Pieter van Goos
as Pedro Domingo
as Franz von Suppé
as Charles Fürst
as Enrico Villanova, Tenor
as Marschall Keith
as Fürst Felice Bacciocchi
as Clochard
as Professor Paul Lert
as Ferry van der Heuvels
as Adrian van der Steer
as himself
as Ko Monje
as Peter Larisch
as Otto Muller
as Prof. Dr. Junghans
as Weck
as Eberhard Boszilke
as Jan van Houten
as Konsul Thaddäus van Daalen
as Marinus de Ryder
as Georg
as Graf Chiaroscuro
as Marshall Keith
