- Unknown:
- John Galsworthy
- Broadcasting By:
- Peggy Wells.
- Produced By:
- Felix Felton
- Charles Winsor:
- Cyril Gardiner
- Lady Adela:
- Grizelda Hervey
- Ferdinand de Levis:
- Leon M Lion
- Treisure:
- Arthur Ridley
- General Canynge:
- Richard Williams
- Margaret Orme:
- Rita Vale
- Captain Ronald Dancy:
- John Bryning
- Mabel Dancy:
- Thea Holme
- Inspector Dede:
- Harry Hutchinson
- Robert:
- Alan Blair
- Augustus Borring:
- Heron Carvic
- Lord St Erth:
- Norman Shelley
- Major Colford:
- Preston Lockwood
- Edward Graviter:
- Dermot Cathie
- Jacob Twisden:
- Laidman Browne
- A Clerk:
- Roger Snowdon
- Gilman:
- Ernest Sefton
- Ricardos:
- Dino Galvani