Luise Rainer

Poldi Vogelhuber

Fernand Gravey

Johann 'Schani' Strauss II

Miliza Korjus

Carla Donner

Hugh Herbert

Julius Hofbauer, Music Publisher

Lionel Atwill

Count Anton 'Tony' Hohenfried

Curt Bois

Kienzl

Leonid Kinskey

Dudelman

Al Shean

Cellist

Minna Gombell

Mrs. Hofbauer