Cast 16

1. 

   Edmund Gwenn

   Johann Strauss, the Elder

2. 

   Esmond Knight

   Johann Strauss, the Younger

3. 

   Jessie Matthews

   Resi Ebezeder

4. 

   Fay Compton

   Countess Helga von Stahl

5. 

   Frank Vosper

   Prince Gustav

6. 

   Robert Hale

   Ebezeder

7. 

   Charles Heslop

   Valet

8. Hindle Edgar

   Leopold

9. Marcus Barron

   Anton Drexler

10. 

    Betty Huntley-Wright

    Lady's Maid

11. Bertram Dench

    Engine Driver (uncredited)

12. 

    Sybil Grove

    Mme. Fouchett (uncredited)

13. B.M. Lewis

    Domeyer (uncredited)

14. 

    Bill Shine

    Carl (uncredited)

15. 

    John Singer

    Boy (uncredited)

16. 

    Cyril Smith

    Secretary

Crew 10