Composer Johann Strauss risks his marriage over his infatuation with a beautiful singer.
Luise Rainer
as Poldi Vogelhuber
Fernand Gravey
as Johann 'Schani' Strauss II
Miliza Korjus
as Carla Donner
Hugh Herbert
as Julius Hofbauer, Music Publisher
Lionel Atwill
as Count Anton 'Tony' Hohenfried
Curt Bois
as Kienzl
Leonid Kinskey
as Dudelman
Al Shean
as Cellist
Minna Gombell
as Mrs. Hofbauer
George Houston
as Schiller
Bert Roach
as Vogelhuber
Greta Meyer
as Mrs. Vogelhuber
