Charlie Hunnam Arthur
Eric Bana Uther Pendragon
Guy Ritchie Inn Owner, Director, Producer, Screenplay
Annabelle Wallis Maggie
Jude Law Vortigern
Omar Morsy Animation Supervisor
Aidan Gillen William "Goosefat Bill"
Djimon Hounsou Bedivere
Katie McGrath Elsa
Mike Valentine Underwater Camera
Rebecca Calder Maid 1
Freddie Fox Rubio
Astrid Bergès-Frisbey The Mage
Kingsley Ben-Adir Tristan "Wet Stick"
Mikael Persbrandt Greybeard
Geoff Bell Mischief John
Tina Jones Set Decoration
Hermione Corfield Syren 3
Georgina Campbell Kay
Eline Powell Syren 2
Lionel Wigram Producer, Screenplay
David Beckham Trigger
Max Keene First Assistant Director, Associate Producer
Neil Maskell Back Lack
Katy Covell Casting Assistant
Toby Plaskitt Russian Arm Operator
Peter Guinness Baron 1
Marco Scotti Costume Supervisor
James Herbert Editor, Executive Producer
Nick Cornwall Clan Head 1 (uncredited)
Millie Brady Catia
Daniel Rogers Health and Safety
Gemma Jackson Production Design
Uli Meyer Storyboard Artist
Andrew Palmer Art Direction
Angus Munro Second Film Editor
Lucia Foster Found Aerial Coordinator
Akiva Goldsman Producer
Ollie Gilbert Casting Assistant
Peter Burgis Foley
Tom Wu "Kung Fu" George
Craig McGinlay Percival "Percy"
David Dobkin Story, Executive Producer
Karen Elliott Music Supervisor
Andrew Stirk Sound Re-Recording Mixer
Jinnie Pak Visual Effects Producer
Sarah-Jane De Crespigny Low-Rent Villager
Michael McElhatton Jack's Eye
Charlie Rawes Axeman
Peter Ferdinando Earl of Mercia
Annabel Wood Stunt Double
Daniel Stisen SPAC / Londinum Fighter (uncredited)
Lee Nicholas Harris Dan Clan Mafia (uncredited)
Joby Harold Screenplay, Producer, Story
Adrian Bouchet Baron 3
Michael Byrch Stunts
Matthew Skelding Dialogue Editor
Florence Bell Woman 1
Bruce Berman Executive Producer
John Mathieson Director of Photography
Sophie Bugeaud Assistant Costume Designer
Ana McKillop Special Effects Technician
Mark Umbers Baron 2
Poppy Delevingne Igraine
Alan Stewart Second Unit Director of Photography
Cristian Knight Stunts
Gintare Beinoraviciute Noble (uncredited)
Brian Pohl Pre-Visualization Supervisor
Flora Moody Makeup Artist
Dominic Gibbs Supervising Sound Editor
William Sumpter Armorer
Ben Shepherd Visual Effects