Helmut Berger
Ludwig

Romy Schneider
Elisabeth of Austria

Trevor Howard
Richard Wagner

Silvana Mangano
Cosima von Bülow

Gert Fröbe
Father Hoffmann

Helmut Griem
Dürckheim

Izabella Telezynska
Queen Mother

Umberto Orsini
Count von Holnstein

John Moulder-Brown
Prince Otto

Sonia Petrovna
Sophie

Folker Bohnet
Joseph Kainz

Heinz Moog
Professor von Gudden

Adriana Asti
Lila von Buliowski

Marc Porel
Richard Hornig

Nora Ricci
Countess Ida Ferenczy

Mark Burns
Hans von Bülow

Maurizio Bonuglia
Mayr

Alexander Allerson
Secretary of State

Bert Bloch
Weber

Manfred Fürst

Kurt Großkurth
Minister of Finance

Anne-Marie Hanschke
Princess Ludovika, Elisabeth's Mother

Gérard Herter
Prince Luitpold

Ian Linhart
Maximilian

Carla Mancini

Gernot Möhner
Hesselschwerd

Clara Moustawcesky
Hélène

Alain Naya

Alessandro Perella

Karl-Heinz Peters
Washinton

Wolfram Schaerf
Crailsheim

Henning Schlüter
Minister Fistermeister

Helmut Stern

Eva Axén
Maria

Louise Vincent

Alexander Stephan
Carlo Teodoro

Karl-Heinz Windhorst
Doctor Müller

Raika Juri
Matilde

Angelo Casadei
Priest (uncredited)

Hans Elwenspoek
Doctor Rumpler (uncredited)

Karl Menzel
Stableboy in Hunding's Hut (uncredited)

Howard Nelson Rubien
Ambassador (uncredited)

Berno von Cramm
Torring (uncredited)

Friedrich von Ledebur
Hofmarschall (uncredited)