Kirk Barker
Arthur
Adrian Bouchet
Lucan
David Sterne
King Vortigern
Nigel Cooke
Aberthol
C
Charlotte Brimble
Olwen
Nicholas Asbury
Orin
G
Garth Maunders
Faelan
A
Andrew Grose
Brian
J
Joseph Attenborough
Eogan
J
Jack Rigby
Anyon
A
Alison Harris
Branwen
Stefan Butler
Myrrdin
H
Harvey Walsh
Young Arthfael
J
Jack Maw
Young Myrrdin
H
Hattie Pardy-McLaughlin
Young Nia
H
Helen Phillips
Nia
G
Gareth Bennett-Ryan
Brice
K
Kiel O'Shea
Drest
B
Ben Boorman
Yorath
Karin Floengard Jonsson
Radha
N
Nathaniel Marten
Rogan
D
Delilah Gyves-Smart
Pregant Woman
E
Ethan Mckinley
Torquil
D
David Morrell
Hunter
Robin Berry
Scrawny Villager
B
Ben Craze
Grizzly Villager
Bartley Burke
Excited Villager Eric
A
Amy Floyd
Celtic Warrior (uncredited)