The Winter King (TV series)

• Iain De Caestecker as Arthur Pendragon, the illegitimate son of King Uther, an exiled warlord who returns to Britain.[2]
• Stuart Campbell as Derfel Cadarn, a Saxon warrior and disciple of Arthur. Even though he sees Arthur's flaws, he recognizes greatness and knows that Arthur is the only hope for Britain.[3]
• Ellie James as Nimue, a pagan priestess at Avalon who was saved by Merlin and claims to see the Gods - he gives her power, wisdom and learning.[4]
• Steven Elder as Bishop Bedwin, the Bishop of Caer Cadarn and advisor to the king of Dumnonia.[5]
• Valene Kane as Morgan, Arthur's half-sister and another bastard child of King Uther. She is a sharp-tongued and independent-minded pagan and student of Merlin.[4]
• Simon Merrells as Gundleus, king of rival kingdom Siluria. Imposing and savage, Gundleus is prepared to slaughter whoever he needs to secure power.[4]
• Ken Nwosu as Sagramor, a fierce Numidian from Africa Nova and veteran of the old Roman army who has followed Arthur to Britain after the collapse of the Western Roman Empire.[6]
• Olumide Olorunfemi as Lunette, a close friend of Derfel and Nimue.
• Billy Postlethwaite as Cadwys, the warrior-king of Isca.[7]
• Daniel Ings as Owain, Uther's champion of Dumnonia, an experienced but not always honest senior warrior.[8]
• Nathaniel Martello-White as Merlin, a politician, powerful, enlightened, and absolute. Fearless in the face of a King’s wrath, he follows his connection to his Gods in all things.[4]
• Eddie Marsan as Uther, High King of all Dumnonia. Old and battle-tested, he commands incredible authority, over almost all, bar Merlin.[4]
• Tatjana Nardone as Ladwys, a pagan warrior and Gundleus' lover.[9]
• Andrew Gower as Sansum, loosely based on the Cornish saint Samson of Dol, a Catholic priest and later a Bishop. He is described as unsympathetic and intriguing.[10]
• Matt Mella[lower-alpha 1] as Lanval, a proud warrior sworn to Arthur.
• Aneirin Hughes as Gorfydd, the ruthless king of Powys.[11]
• Gabriel Tierney as Tristan, prince of Kernow and edling to its throne.
• Jordan Alexandra as Guinevere, Ceinwyn's closest friend and Arthur's future wife. She is a hard, ambitious woman who cares very little for others and seems only to want power and high social status.[12]
• Emily John as Ceinwyn, Gorfydd's daughter and the princess of Powys.[13]

• Grace Ackary as Norwenna, the young wife of Uther, and mother of his son Mordred.
• Sagar Arya as Tewdric, king of Gwent.
• Enoch Frost as Ligessac, Captain of Uther's guards.
• Sifiso Mazibuko as Hywel, Lunette's father.
• Charlie Duncan as Ralla, a pagan living at Avalon and Cylwyn's husband.
• Gwion Morris Jones as Culwyn, a pagan living at Avalon and Ralla's wife.

On 22 April 2022, Sony Pictures Television announced that their recently acquired production company Bad Wolf were adapting The Winter King, the first book in Bernard Cornwell's Warlord Trilogy, into a 10-part series for British television.[15] The series was developed for television by Kate Brooke and Ed Whitmore, premiering in 2023[16] on ITVX, the upcoming streaming platform from U.K. broadcaster ITV[17] Other writers include Nessah Muthy.[18] Lachlan Mackinnon and Catrin Lewis Defis is producing.[19] American cable network MGM+ was at one point adapting The Warlord Trilogy with Bad Wolf but is no longer involved.[20][21] Otto Bathurst will be the lead director,[22] with additional episodes directed by Farren Blackburn.

Aske Alexander Foss will serve as lead Director of Photography shooting blocks 1 & 3 with Stephan Pehrsson shooting block 2. The series will shoot in Wales and the West Country in the second half of 2022. In July 2022, the Tropiquaria Zoo in Watchet, Somerset was used as a base for filming within a 5 mi (8.0 km) radius of the Watchet wildlife park and aquarium.[23] A set has been built next to a former Wye Valley quarry[24] near Chepstow, Monmouthshire, Wales.[25][26]

This drama will also be filmed in Bristol on a temporary film set with a fortified encampment at Patchway Studios off Highwood Road in Patchway Trading Estate. The set will mainly be a ‘rocky canyon’ structure made up of prefabricated polyurethane foam panels on scaffolding. The filming operation would vary between 70 and 150 cast and crew across 70 days between July 2022 and January 2023.[27] The series is supported by The Bristol Film Office.[28]

On 15 September 2022, filming took place in Wiltshire and near Bradford on Avon in South West England.[29] Local Bristol media reported on 30 September that parts of the Blaise Castle Estate in Henbury have been cordoned off as a filming location for this television drama. A specific area of Blaise Castle grounds have been transformed into a village with sets being built.[30][31] On 11 October 2022, the filming moved to The Brabazon Hangars/Filton Airfield north of Bristol.[32]