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.
Fanny Elßler

Hofrat Friedrich Gentz

Duke of Reichstadt

Metternich

Therese Elssler - Fannys Schwester

Dietrichstein

The Maestro Foresti

Kammerdiener Lindner

Polizeipräfekt

Französischer Revolutionär
Der Prinz im Ballett