Mary Stewart's Merlin trilogyMary StewartThe Arthurian Saga

Characters in Mary Stewart's Merlin trilogy

6 characters, main characters first.

Main characters

Prince Arthur
Also in The Last Enchantment
Mordred
Also in The Last Enchantment, The Wicked Day
Merlin Ambrosius
Also in The Hollow Hills, The Last Enchantment, The Wicked Day

Supporting characters

Niniane
Also in The Crystal Cave
Arthur Pendragon
Also in The Hollow Hills, The Last Enchantment, The Wicked Day, The Prince and the Pilgrim
Merlin (Arthurian wizard)
Also in The Crystal Cave, The Hollow Hills, The Last Enchantment