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