Charlie Hunnam Arthur
Guy Ritchie Inn Owner (uncredited), Director, Producer, Screenplay
Aidan Gillen William "Goosefat Bill"
Jude Law Vortigern
Annabelle Wallis Maggie
Eric Bana Uther Pendragon
Djimon Hounsou Bedivere
Katie McGrath Elsa
Jamie B. Chambers Knight (uncredited)
Neil Maskell Back Lack
David Beckham Trigger
Reg Poerscout-Edgerton Casting
Anthony Caron-Delion Art Direction
Kingsley Ben-Adir Tristan "Wet Stick"
Pete Ford Stunts
Lee Nicholas Harris Dan Clan Mafia (uncredited)
Àstrid Bergès-Frisbey The Mage
Millie Brady Catia
Georgina Campbell Kay
Akiva Goldsman Producer
Geoff Bell Mischief John
Peter Guinness Baron 1
Michael McElhatton Jack's Eye
Mikael Persbrandt Greybeard
Freddie Fox Rubio
Lucia Foster Found Aerial Coordinator
George Kirby Stunts
Sarah Lochlan Stunts
Hermione Corfield Syren 3
Eline Powell Syren 2
Daniel Rogers Health and Safety
Daniel Pemberton Original Music Composer
Chris Lyons Special Effects Makeup Artist
Peter Burgis Foley
Katherine Tibbetts Production Manager
Chris Burdon Sound Re-Recording Mixer
Chuck Finch Gaffer
Rebecca Calder Maid 1
Tom Wu "Kung Fu" George
David Dobkin Story, Executive Producer
Michael Byrch Stunts
Peter Ferdinando Earl of Mercia
Nathaniel De'Lineadeus Special Effects Makeup Artist
Annabel Wood Stunt Double
Katrina Mackay Assistant Art Director
Mark Umbers Baron 2
John Gamble Camera Operator
Nick Davis VFX Supervisor
Greg Corke Armorer
Jason Swanscott Foley
Cristian Knight Stunts
Ben Meechan Sound Effects Editor
Adrian Bouchet Baron 3
Charlie Rawes Axeman
Daniel Stisen SPAC / Londinum Fighter (uncredited)
Ben Shepherd Visual Effects
Simon Hayes Production Sound Mixer
Bruce Berman Executive Producer
Thomas Brown Art Direction
Steven Mnuchin Executive Producer
Marc Wolff Aerial Coordinator, Pilot
Andrew Stirk Sound Re-Recording Mixer
Dominic Gibbs Supervising Sound Editor
Andrew Banwell Other
Elliot Hawkes Stunts
Steve Ellingworth Key Grip
Nick Cornwall Clan Head 1 (uncredited)
Joby Harold Screenplay, Story, Producer
John Marzano Aerial Director of Photography
Sue Harding Foley
John Mathieson Director of Photography
Luke Hull Art Direction