- Unknown:
- Helen Clare
- Unknown:
- Nan MacDonald
- Production By:
- Herbert Smith
- Unknown:
- Rev. John G. Williams
- Merlin:
- David Markham
- Professor Carey:
- Reginald Waithman
- Mrs Carey:
- Madeleine Vacher
- Richard:
- Keith Brooks
- Peregrine:
- Jeffery Denton
- Miranda, his twin:
- Susan Froggatt
- Linet ':
- Jane Knowles
- Edward:
- Grahame Pratt
- Cousins of the Careys:Mark Howard:
- Peter Harvey
- Cousins of the Careys:James Howard:
- Jeremy Bradbury
- Mercury:
- Geoffrey Banks
- The Hippogriff:
- Fred Fairclough
- Sir Walter Ralegh:
- George Hagan
- Old Colly, the reaper:
- Norman Partriege
- Mr Grimes:
- John Broadbent
