- Unknown:
- Hilda Tablet
- Unknown:
- Donald Swann
- Unknown:
- Max Saunders
- Unknown:
- David March
- Unknown:
- Hugh Manning
- Unknown:
- Harold Reese
- Unknown:
- Jeffrey Segal
- Conducted By:
- Patrick Savill
- Production By:
- Douglas Cleverdon
- Hilda Tablet, a composeress:
- Mary O'Farrell
- Herbert Reeve, a scholar:
- Hugh Burden
- Harold Reith, a librettist:
- Frank Duncan
- Elsa Strauss, a singer:
- Marjone Westbury
- Gabriel Hall-Pollock, a critic:
- Dervck Guyler
- Male Commentator:
- Michael Flanders
- Female Commentator:
- Betty Hardy
- The Duke of Mulset:
- Frank Duncan
- The Duchess of Mulset:
- Cecile Chevreau
- An Official of the Opera House:
- Leonard Sachs
- Emily Butter:
- Marjorie Westbury
- Clara Taggart:
- Anna Pollak
- Helen Sparge:
- Marion Studholme
- Elizabeth Thwaite:
- Rose Hill
- Catherine Slot:
- Scott Joynt
- Mrs Wetherall:
- Silvia Beamish
- Marilyn:
- Ann Dowdall
- Dorothy:
- Glenice Halliday
