Sylva Varescu is an operetta singer performing Kálmán's Die Czardasfürstin through Europe with great success. Before going to Vienna she meets handsome Prinz Weylerstein and they fall in love. Offered a contract for America, she doubts until she finds out that he is already engaged to a countess.
Mártha Eggerth
as Sylva Varescu
Hans Söhnker
as Prinz Edwin Weylersheim
Paul Kemp
as Graf Bonipart Kancsianu
Paul Hörbiger
as Feri von Kerekes
Ida Wüst
as Fürstin Weylersheim
Marina von Ditmar
as Mädi vom Chantant
Hans Junkermann
as Der Kommandeur
Ilse Fürstenberg
as Mädi vom Chantant
Charlott Daudert
as Mädi vom Chantant
Carl Walther Meyer
as