Graham ChapmanKing Arthur/Voice of God/Middle Head/Hiccoughing Guard
John CleeseSecond Soldier with an Interest in Birds/Large Man with Dead Body/Black Knight/Mr Newt/An Extraordinarily Rude Frenchman/Tim the Wizard/Sir Launcelot
Terry GilliamPatsy (Arthur's Trusty Steed)/Green Knight/Soothsayer/Bridgekeeper/Sir Gawain(The First to be Killed by the Rabbit)/Animator
Eric IdleDead Collector/Mr Blint/Sir Robin/The Guard Who Doesn't Hiccough but Tries to Get Things Straight/Concorde/Roger the Shrubber/Brother Maynard
Neil InnesThe First Self-Destructive Monk/Robin's Least Favourite Minstrel/The Page Crushed by a Rabbit/The Owner of a Duck
Terry JonesDennis's Mother/Sir Bedevere/Left Head/Voice of Cartoon Scribe/Prince Herbert
Michael Palin1st Soldier with an Interest in Birds/Dennis/Mr Duck/Right Head/Sir Galahad/Leader of Knights/Narrator/King of Swamp Castle/Brother Maynard's Roomate
Connie BoothThe Witch
Carol ClevelandZoot and Dingo
Bee DuffellOld Crone to Whom King Arthur Said "Ni!"
John YoungThe Dead Body That Claims It Isn't/The Historian Who Isn't A.J.P. Taylor At All
Rita DaviesThe Historian Who Isn't A.J.P. Taylor (Honestly)'s Wife