Johann Strauss Jr. is forced by his father to forget music and to work in a bakery, where he falls in love with Resi, the baker's daughter. The girl gets jealous when a contessa asks Strauss Jr. to write a waltz for her.
Edmund Gwenn
as Johann Strauss, the Elder
Esmond Knight
as Johann Strauss, the Younger
Jessie Matthews
as Resi Ebezeder
Fay Compton
as Countess Helga von Stahl
Frank Vosper
as Prince Gustav
Robert Hale
as Ebezeder
Charles Heslop
as Valet
Hindle Edgar
as Leopold
Marcus Barron
as Anton Drexler
Betty Huntley-Wright
as Lady's Maid