Terry Jones
as Dennis's Mother/Sir Bedevere/Left Head/Voice of Ca
Graham Chapman
as King Arthur/Voice of God/Middle Head/Hiccoughing G
John Young
as The Dead Body That Claims It Isn't/The Historian W
Terry Gilliam
as Patsy (Arthur's Trusty Steed)/Green Knight/Soothsa
Carol Cleveland
as Zoot and Dingo
Neil Innes
as The First Self-Destructive Monk/Robin's Least Favo
Bee Duffell
as Old Crone to Whom King Arthur Said "Ni!"
Rita Davies
as The Historian Who Isn't A.J.P. Taylor (Honestly)'s
Sally Kinghorn
as Either Winston or Piglet