Onder andere met: Esmond Knight (Johann Strauss, the Younger), Jessie Matthews (Rasi), Fay Compton (Countess Helga von Stahl), Edmund Gwenn (Johann Strauss, the Elder), Frank Vosper (Prince Gustav), Robert Hale (Ebezeder), Charles Heslop (Valet), Hindle Edgar (Leopold), Marcus Barron (Drexter), Betty Huntley-Wright (Lady's Maid)