"Based on Ivor Novello's hit stage play: an opera singer and her gypsy friends try to rescue their king from the clutches of a would-be dictator."
Mary Ellis
as Melitza Hjos
Otto Kruger
as King Stefan
Victor Jory
as Baron Lyadeff
Barry MacKay
as Anthony Allan
Trefor Jones
as Lorenti
Maire O'Neill
as Phoebe
Anthony Holles
as Maestro
Charles Carson
as Otto
Felix Aylmer
as Diplomat
Finlay Currie
as Angus MacKintosh
Jeanne Carpenter
as Undetermined Role (uncredited)
Raymond Lovell
as Ship's Officer (uncredited)
Fritz Arno Wagner
Director of Photography
Brian Desmond Hurst
Director
Flora Newton
Editor
Walter C. Mycroft
Producer
Ivor Novello
Theatre Play
William Freshman
Adaptation
Hugh Brooke
Dudley Leslie