On screen
Cast
45 credited performers
Iain De Caestecker
Arthur Pendragon
Stuart Campbell
Derfel Cadarn
Ellie James
Nimue
Steven Elder
Bishop Bedwin
Valene Kane
Morgan
Simon Merrells
Gundleus
Ken Nwosu
Sagramor
Matt Mella
Lanval
Tatjana Nardone
Ladwys
Andrew Gower
Sansum
Olumide Olorunfemi
Lunete
Billy Postlethwaite
Cadwys
Daniel Ings
Owain
Nathaniel Martello-White
Merlin
Aneirin Hughes
Gorfydd
Artwork unavailable
Charlie Duncan
Ralla
Sagar Arya
Tewdric
Jordan Alexandra
Guinevere
Gwïon Morris Jones
Culwyn
Emily John
Ceinwyn
Gabriel Tierney
Tristan
Keith Dunphy
Raince
Sifiso Mazibuko
Hywel
Grace Ackary
Norwenna
Ene Frost
Ligessac
Eddie Marsan
Uther
Faith Delaney
Sarlinna
San Shella
Lohilt
Artwork unavailable
Cy Foxx
Dumonian Leader
Artwork unavailable
Jordan Dark
Young Derfel
Lucy Allix
Young Nimue
Artwork unavailable
Bryony Morgan
Tattooist
Artwork unavailable
Rob Murphy
Dumnonian Guard
Artwork unavailable
Lily Williams
Younger Nimue
Artwork unavailable
Charlotte Workman
Sylvia
Artwork unavailable
Angus Salisbury
Bowen
Craig Parkinson
Aelle
Rhodri Miles
Brother John
Artwork unavailable
Miranda Shamiso
Wenhaver
Artwork unavailable
Kevin Metcalfe
Siluarian Warrior
Artwork unavailable
Joshua Frater-Loughlin
Bossk
Artwork unavailable
Oliver Morgan-Thomas
Dumnonian Warrior
Ned Dennehy
Malldyn
Frank Bourke
Ultan
Artwork unavailable
Carl Andersson
Wlenca