- Unknown:
- N. C. Hunter
- Broadcasting By:
- Mollie Greenhalgh
- Production By:
- Val Gielgud
- Sir Charles Denham:
- Martin Lewis
- Nurse:
- Nora Nicholson
- Lady Margaret Denham:
- Gladys Boot
- Harry Denham:
- Bryan Powley
- Elizabeth Denham:
- Rachel Gurney
- Robert Denham:
- Ronald Simpson
- Felicity Wilson:
- Sheila Grant
- Frank Denham:
- Lewis Stringer
- Mr Pargeter:
- Jeffrey Segal
- John:
- Denis Goacher