- Unknown:
- Sir Thomas Malory
- Unknown:
- Norman Shelley
- Unknown:
- Robert Eddison
- Unknown:
- Maxine Audley
- Unknown:
- Robert Hardy
- Unknown:
- Henry Stamper
- Unknown:
- Derek Brewer
- Music By:
- Stephen Dodgson
- Unknown:
- Raymond Raikes
- Sir Thomas Malory:
- Norman Shelley
- Sir Launcelot du Lake:
- Robert Hardy
- Sir Meliagaunt:
- Martin Friend
- Queen Guenevere:
- Maxine Audley
- Lady in Sir Meliagaunt's cave:
- Elizabeth Morgan
- King Arthur:
- Robert Eddison
- Sir Agravain, brother of Sir Gawain:
- Kerry Francis
- Sir Gawain, nephew of King Arthur:
- Henry Stamper
- Brothers to Sir Gawain: Sir Gareth:
- Sean Arnold
- Brothers to Sir Gawain:Sir Gaheris:
- Richard Griffiths
- Sir Mordred, half-brother to Sir Gawain and bastard-son to Arthur:
- Basil Langton
- Sir Bors de Ganis, nephew to Sir Launcelot:
- Peter Tuddenham
