ADE — Mistress to Lancelot
AELLE — A Saxon king
AGRICOLA — Warlord of Gwent, who serves King Tewdric
AILLEANN — Once Arthur’s mistress, mother of his twin sons Amhar and Loholt
AMHAR — Bastard son of Arthur and Ailleann
ARTHUR — Warlord of Dumnonia, guardian of Mordred
BALIN — One of Arthur’s warriors
BAN — Once King of Benoic (a kingdom in Brittany), father of Lancelot
BEDWIN — Bishop in Dumnonia and chief councillor
BORS — Lancelot’s cousin, his champion
BROCHVAEL — King of Powys after Arthur’s time
BYRTHIG — Edling (Crown Prince) of Gwynedd, later King
CADOC — A Christian bishop, reputed saint, a recluse
CADWALLON — King of Gwynedd
CADWY — Rebellious prince in Isca
CALLYN — Champion of Kernow
CAVAN — Derfel’s second-in-command
CEI — Arthur’s childhood companion, now one of his warriors
CEINWYN — Princess of Powys, sister of Cuneglas
CERDIC — A Saxon king
CULHWYCH — Arthur’s cousin, one of his warriors
CUNEGLAS — King of Powys, son of Gorfyddyd
CYTHRYN — Dumnonian magistrate, a councillor
DERFEL CADARN — The narrator, born a Saxon, one of Arthur’s warriors, later a monk
DIAN — Derfel’s youngest daughter
DINAS — A Silurian Druid, twin to Lavaine
DIWRNACH — Irish King of Lleyn, a country formerly called Henis Wyren
EACHERN — One of Derfel’s spearmen
ELAINE — Lancelot’s mother, widowed wife of Ban
EMRYS — Bishop in Dumnonia, succeeds Bedwin
ERCE — Derfel’s mother, also called Enna
GALAHAD — Lancelot’s half-brother, a Prince of (lost) Benoic
GORFYDDYD — King of Powys killed at Lugg Vale, father to Cuneglas and Ceinwyn
GUINEVERE — Arthur’s wife
GUNDLEUS — Once King of Siluria, killed after Lugg Vale
GWENHWYVACH — Guinevere’s sister, a Princess of (lost) Henis Wyren
GWLYDDYN — Servant to Merlin
GWYDRE — Son of Arthur and Guinevere
HELLEDD — Cuneglas’s wife, Queen of Powys
HYGWYDD — Arthur’s servant
IGRAINE — Queen of Powys after Arthur’s time, married to Brochvael
IORWETH — Druid of Powys
ISEULT — Queen of Kernow, married to Mark
ISSA — One of Derfel’s spearmen, later his second-in-command
LANCELOT — Exiled King of Benoic
LANVAL — One of Arthur’s warriors
LAVAINE — A Silurian Druid, twin to Dinas
LEODEGAN — Exiled King of Henis Wyren, father to Guinevere and Gwenhwyvach
LIGESSAC — Traitor in exile
LOHOLT — Arthur’s bastard son, twin to Amhar
LUNETE — Once Derfel’s lover, now an attendant to Guinevere
MAELGWYN — Monk at Dinnewrac
MALAINE — Druid in Powys
MALLA — Sagramor’s Saxon wife
MARK — King of Kernow, father of Tristan
MELWAS — Exiled King of the Belgac
MERLIN — The chief Druid of Dumnonia
MEURIG — Edling (Crown Prince) of Ciwent, later King
MORDRED — King of Dumnonia, son of Norwenna
MORFANS — ‘The Ugly’, one of Arthur’s warriors
MORGAN — Arthur’s elder sister, once Merlin’s chief priestess
MORWENNA — Derfel’s eldest daughter
NABUR — Christian magistrate in Durnovaria
NIMUE — Merlin’s lover and chief priestess
NORWENNA — Mordred’s mother, killed by Gundleus
OENGUS MAC AIREM — Irish King of Demetia, a land once called Dyfed
PEREDUR — Son to Lancelot and Ade
PYRLIG — Derfel’s bard
RALLA — Merlin’s servant, married to Gwlyddyn
SAGRAMOR — Arthur’s Numidian commander, Lord of the Stones
SANSUM — Bishop in Dumnonia, later Derfel’s superior at Dinnewrac
SCARACH — Issa’s wife
SEREN — Derfel’s second daughter
TANABURS — A Silurian Druid, killed by Derfel after Lugg Vale
TEWDRIC — King of Gwent, father of Meurig, later a Christian recluse
TRISTAN — Edling (Crown Prince) of Kernow, son of Mark
TUDWAL — Novice monk at Dinnewrac
UTHER — The dead High King of Dumnonia, Mordred’s grandfather