Cast
Charles Heslop
Valet
John Singer
Boy (uncredited)
Robert Hale
Ebezeder
Sybil Grove
Mme. Fouchett (uncredited)
Edmund Gwenn
Johann Strauss, the Elder
Betty Huntley-Wright
Lady's Maid
Bill Shine
Carl (uncredited)
Esmond Knight
Johann Strauss, the Younger
Jessie Matthews
Resi Ebezeder
Fay Compton
Countess Helga von Stahl
Frank Vosper
Prince Gustav
Cyril Smith
Secretary (uncredited)