Prince Klemens von Metternich orders Friedrich Gentz, one of his aides, to keep the Duke of Reichstadt---Napoleon Francois Joseph Charles---son of Napoleon and heir to the French throne, from thinking about French politics. Gentz enlists the help of ballerina Fanny Elsser, all the rage in several European capitals, to keep the Duke distracted.
as Fanny Elßler
as Hofrat Friedrich Gentz
as Duke of Reichstadt
as Metternich
as Therese Elssler - Fannys Schwester
as Dietrichstein
as The Maestro Foresti
as Kammerdiener Lindner
as Polizeipräfekt
as Französischer Revolutionär
as Der Prinz im Ballett