Graham ChapmanKing Arthur / Voice of God / Middle Head / Hiccoughing Guard / Schrijver
John CleeseSecond Swallow-Savvy Guard / The Black Knight / Peasant 3 / Sir Launcelot the Brave / Taunting French Guard / Tim the Enchanter / Schrijver
Eric IdleDead Collector / Peasant 1 / Sir Robin the Not-Quite-So-Brave-as-Sir Launcelot / First Swamp Castle Guard / Concorde / Roger the Shrubber / Brother Maynard / Schrijver
Terry GilliamPatsy / Green Knight / Old Man from Scene 24 (Bridgekeeper) / Sir Bors / Animator / Gorilla Hand / Regisseur / Schrijver
Terry JonesDennis's Mother / Sir Bedevere / Left Head / Prince Herbert / Voice of Cartoon Scribe / Regisseur / Schrijver
Michael PalinFirst 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! / Schrijver
Connie BoothThe Witch
Carol ClevelandZoot / Dingo
Neil InnesFirst Monk / Singing Minstrel / Page Crushed by the Rabbit / Peasant #4
Bee DuffellOld Crone
John YoungDead Body / Historian Frank
Rita DaviesHistorian's Wife
Avril StewartDr. Piglet
Sally KinghornDr. Winston
Mark ZyconPrisoner
Elspeth CameronGirl in Castle Anthrax
Mitsuko ForstaterGirl in Castle Anthrax
Sandy JohnsonKnight of Ni / Villager at Witch Burning / Musician at Wedding / Monk / Knight in Battle
Sandy RoseGirl in Castle Anthrax
Romilly SquireMusician at Wedding / Villager at Witch Burning
Joni FlynnGirl in Castle Anthrax
Alison WalkerGirl in Castle Anthrax
Loraine WardGirl in Castle Anthrax
Anna LanskiGirl in Castle Anthrax
Sally CoombeGirl in Castle Anthrax
Vivienne MacDonaldGirl in Castle Anthrax
Yvonne DickGirl in Castle Anthrax
Daphne DarlingGirl in Castle Anthrax
Fiona GordonGirl in Castle Anthrax
Judy LambGirl in Castle Anthrax
Tracy SneddonGirl in Castle Anthrax
Joyce PollnerGirl in Castle Anthrax
Mary AllenGirl in Castle Anthrax
Gloria GrahamGirl in Castle Anthrax
Sylvia TaylorGirl in Castle Anthrax
Iain BanksKnight in Battle (uncredited)
Julian DoylePolice Sergeant (uncredited) / Production Manager
Margarita DoylePeasant (uncredited)
Charles KnodeCamp Guard / Robin's Minstrel (uncredited)
Zack MatalonGuard who Falls into Barrels (uncredited)
Scott MikeBash (Mudfighter (uncredited)
William PalinSir Not-Appearing-in-this-Film (uncredited)
Tom RaeburnGuard Eating Apple (uncredited)
Brian RossBiff (Mudfighter) (uncredited)
Roy Forge SmithInspector End of Film (uncredited) / Production Design
Maggie WestonPage-turner (uncredited)
John ThorntonDancing Knight (uncredited)
Terry GilliamPatsy / Green Knight / Old Man from Scene 24 (Bridgekeeper) / Sir Bors / Animator / Gorilla Hand / Regisseur / Schrijver
Terry JonesDennis's Mother / Sir Bedevere / Left Head / Prince Herbert / Voice of Cartoon Scribe / Regisseur / Schrijver
Graham ChapmanKing Arthur / Voice of God / Middle Head / Hiccoughing Guard / Schrijver
John CleeseSecond Swallow-Savvy Guard / The Black Knight / Peasant 3 / Sir Launcelot the Brave / Taunting French Guard / Tim the Enchanter / Schrijver
Eric IdleDead Collector / Peasant 1 / Sir Robin the Not-Quite-So-Brave-as-Sir Launcelot / First Swamp Castle Guard / Concorde / Roger the Shrubber / Brother Maynard / Schrijver
Michael PalinFirst 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! / Schrijver
Thomas MalorySchrijver
Mark ForstaterProducer
John GoldstoneExecutive Producer
Michael WhiteProducer
Roy Forge SmithInspector End of Film (uncredited) / Production Design
Terry BedfordDirector Of Photography
Hazel PethigCostume Design
Pam LukeMakeup Artist
Gerry HarrisonAssistant Director
Penny EylesContinuity
John HackneyRedacteur
Campbell AskewAssistant Editor
John FosterSound
Jean-Raphaël DedieuSound Effects Editor
Hugh StrainSound Mixer
Garth MarshallSound Recordist
Bob DoyleSound Assistant
Ian CraffordSound Effects
Julian DoylePolice Sergeant (uncredited) / Production Manager
