King Arthur / Voice of God / Middle Head / Hiccoughing Guard
Graham Chapman
Second Swallow-Savvy Guard / The Black Knight / Peasant 3 / Sir Launcelot the Brave / Taunting French Guard / Tim the Enchanter
John Cleese
Dead Body / Historian Frank
John Young
Historian's Wife
Rita Davies
Dr. Piglet
Avril Stewart
Dr. Winston
Sally Kinghorn
Prisoner
Mark Zycon
Girl in Castle Anthrax
Elspeth Cameron
Mitsuko Forstater
Knight of Ni / Villager at Witch Burning / Musician at Wedding / Monk / Knight in Battle
Sandy Johnson
Sandy Rose
Musician at Wedding / Villager at Witch Burning
Romilly Squire
Dead Collector / Peasant 1 / Sir Robin the Not-Quite-So-Brave-as-Sir Launcelot / First Swamp Castle Guard / Concorde / Roger the Shrubber / Brother Maynard
Eric Idle
Joni Flynn
Alison Walker
Loraine Ward
Anna Lanski
Sally Coombe
Vivienne MacDonald
Yvonne Dick
Daphne Darling
Fiona Gordon
Judy Lamb
Patsy / Green Knight / Old Man from Scene 24 (Bridgekeeper) / Sir Bors / Animator / Gorilla Hand
Terry Gilliam
Tracy Sneddon
Joyce Pollner
Mary Allen
Gloria Graham
Sylvia Taylor
Knight in Battle (uncredited)
Iain Banks
Police Sergeant (uncredited)
Julian Doyle
Peasant (uncredited)
Margarita Doyle
Camp Guard / Robin's Minstrel (uncredited)
Charles Knode
Guard who Falls into Barrels (uncredited)
Zack Matalon
Dennis's Mother / Sir Bedevere / Left Head / Prince Herbert / Voice of Cartoon Scribe
Terry Jones
Bash (Mudfighter (uncredited)
Scott Mike
Sir Not-Appearing-in-this-Film (uncredited)
William Palin
Themselves (uncredited)
Guard Eating Apple (uncredited)
Tom Raeburn
Biff (Mudfighter) (uncredited)
Brian Ross
Inspector End of Film (uncredited)
Roy Forge Smith
Page-turner (uncredited)
Maggie Weston
Dancing Knight (uncredited)
John Thornton
First Swallow-Savvy Guard / Dennis / Peasant 2 / Right Head / Sir Galahad the Pure / Narrator / King of Swamp Castle / Brother Maynard's Brother / Leader of The Knights Who Say NI!
Michael Palin
The Witch
Connie Booth
Zoot / Dingo
Carol Cleveland
First Monk / Singing Minstrel / Page Crushed by the Rabbit / Peasant #4
Neil Innes
Old Crone
Bee Duffell
Writer
Director
Assistant Camera
Roger Pratt
Thanks
Gary Cooper
Producer
Michael White
Presenter
Production Manager
Executive Producer
John Goldstone
Director of Photography
Terry Bedford
Costume Design
Hazel Pethig
Editor
John Hackney
Production Design
Mark Forstater
Sound
John Foster
Painter
Graham Bullock
Property Master
Camera Operator
Howard Atherton
Special Effects
John Horton
Sound Mixer
Hugh Strain
Construction Manager
Bill Harman
Carpenter
Nobby Clark
Makeup Artist
Pam Luke
Sound Effects Editor
Jean-Raphaël Dedieu
Assistant Art Director
Philip Cowlam
Sound Recordist
Garth Marshall
Choreographer
Leo Kharibian
Production Secretary
Christine Watt
Property Buyer
Brian Winterborn
Assistant Editor
Campbell Askew
Accountant
Brian Brockwell
Continuity
Penny Eyles
Sound Assistant
Bob Doyle
Sound Effects
Ian Crafford
Assistant Director
Gerry Harrison
Thomas Malory