- Writer/Producer:
- Rex Tucker
- Anne Castaldini's dresses designed and wardrobe supervised by:
- Elizabeth Agombar
- Make-up supervised by:
- Christine Hillcoat
- Film Cameraman:
- Leonard Newson
- Film Editor:
- Ron de Mattos
- Designer:
- Frederick Knapman
- Jane Holland:
- Anne Castaldini
- Anna Kortzeroth:
- Anne Castaldini
- Aristide Klipfel:
- Hugh David
- Otto:
- Steve Plytas
- Receptionist:
- Hugo de Vernier
- Konstantin Jesky:
- Oliver Burt
- King Klaus:
- William Mervyn
- Prince Laszlo:
- Sandor Eles
- Miss De Marchmont:
- Pauline Letts
- Ladislas:
- Endre Muller
- Voice of the Daily Messenger:
- Arthur Lawrence
- Servant:
- Lionel Gadsden
- Other parts played by:
- Richard Klee
- Other parts played by:
- Ray Marioni
- Other parts played by:
- Jane Novello
- Other parts played by:
- Alexis Bobrinskoy
- Other parts played by:
- Leslie Goby
- Other parts played by:
- William Raynor
- Other parts played by:
- Elsie Arnold
- Other parts played by:
- Laurence Hepworth
- Other parts played by:
- Michael Harrison
- Other parts played by:
- Mitzi Webster
- Other parts played by:
- Dorothy Grumbar
- Other parts played by:
- Rosemary Murray