The Secret of Mayerling (French: Le secret de Mayerling) is a 1949 French Historical drama film directed by Jean Delannoy and starring Jean Marais, Dominique Blanchar and Jean Debucourt. It set around the 1889 Mayerling Incident when the crown prince of the Austrian Empire was found having apparently committed suicide with his lover. It was shot at the Epinay Studios with sets designed by the art director Raymond Druart. It was a commercial success in France and other European countries, including in West Germany where it was released by Constantin Film. Cast Jean Marais as Rudolf, Crown Prince of Austria Dominique Blanchar as Baroness Mary Vetsera Jean Debucourt as Emperor Franz Joseph I of Austria Claude Farell as Countess Larisch Silvia Monfort as Archduchess Stéphanie Jane Marken as Baroness Vetsera Marguerite Jamois as Empress Elisabeth of Austria Denise Benoît as Anna Vetsera Madeleine Foujane as the German ambassador Michel Vitold as Archduke Jean-Salvator Jacques Dacqmine as Archduke François-Ferdinand Jean Toulout as Count Taafe Raphaël Patorni as Count Hoyos François Richard as Prince of Saxe-Cobourg André Carnège as doctor Charles Lemontier as Loschek Jean Aymé as Nuncio Andrews Engelmann as the Killer References External links French historical drama films 1949 drama films 1940s historical drama films Films directed by Jean Delannoy Rudolf, Crown Prince of Austria Films set in Vienna Films set in 1889 Biographical films about Austrian royalty Cultural depictions of Empress Elisabeth of Austria Cultural depictions of Franz Joseph I of Austria Films shot at Epinay Studios French black-and-white films 1940s French-language films 1940s French films