Helmut Berger as Ludwig

Romy Schneider as Elisabeth of Austria

Trevor Howard as Richard Wagner

Silvana Mangano as Cosima von Bülow

Gert Fröbe as Father Hoffmann

Helmut Griem as Dürckheim

Izabella Telezynska as Queen Mother

Umberto Orsini as Count von Holnstein

John Moulder-Brown as Prince Otto

Sonia Petrovna as Sophie

Folker Bohnet as Joseph Kainz

Heinz Moog as Professor von Gudden

Adriana Asti as Lila von Buliowski

Marc Porel as Richard Hornig

Nora Ricci as Countess Ida Ferenczy

Mark Burns as Hans von Bülow

Maurizio Bonuglia as Mayr

Alexander Allerson as Secretary of State

Bert Bloch as Weber

Manfred Fürst as

Kurt Großkurth as Minister of Finance

Anne-Marie Hanschke as Princess Ludovika, Elisabeth's Mother

Gérard Herter as Prince Luitpold

Ian Linhart as Maximilian

Carla Mancini as

Gernot Möhner as Hesselschwerd

Clara Moustawcesky as Hélène

Alain Naya as

Alessandro Perella as

Karl-Heinz Peters as Washinton

Wolfram Schaerf as Crailsheim

Henning Schlüter as Minister Fistermeister

Helmut Stern as

Eva Axén as Maria

Louise Vincent as

Alexander Stephan as Carlo Teodoro

Karl-Heinz Windhorst as Doctor Müller

Raika Juri as Matilde

Angelo Casadei as Priest (uncredited)

Hans Elwenspoek as Doctor Rumpler (uncredited)

Karl Menzel as Stableboy in Hunding's Hut (uncredited)

Howard Nelson Rubien as Ambassador (uncredited)

Berno von Cramm as Torring (uncredited)

Friedrich von Ledebur as Hofmarschall (uncredited)