John Cleese

as Arthur William Dallas III

as Archie Vainglorious (voice)

as Frank

as Mr. Bridwell

as John Christmas

as John

as Otto von Walrus (voice)

as Brian King

as Donner (voice)

as Fairy Godmother / Executioner (voice)

as Roi Gristle (voice)

as General Eeder

as Mr. Bellwood (voice)

as Chief Alien (voice)

as Mr. 'The Guv' Edly

as Self

as Self, others

as Bulldog (voice)

as Mr. 'The Guv' Edly

as Various (voice)

as McCormick

as Narrator

as Self (archive footage)

as Narrator (voice)

as Mr. 'The Guv' Edly

as King Harold (voice)

as Professor Kipple (voice)

as Dreyfus

as Professor Barnhardt

as Dr. Glickenstein (voice)

as King Harold (voice)

as Self

as Samuel the Sheep (voice)

as Lord Conrad

as Dr. Primkin

as Himself

as Mercury (voice)

as Grizzled Sergeant

as Self

as King Harold (voice)

as An Ape Named 'Ape' (voice)

as Mr. Munday

as Charles Merchant

as Self

as Self

as Q

as James

as Donald P. Sinclair

as Albert the Magic Pudding (voice)

as R

as Narrator

as Maurice Walpole

as Mr. Mersault

as Self

as An Ape Named 'Ape' (voice)

as Rollo Lee

as Mr. Toad's Lawyer

as Dr. Julius Plumford

as Jean-Bob (voice)

as Prof. Waldman

as Raoul P. Shadgrind

as Cat R. Waul (voice)

as Self / Various Characters

as Halfdan the Black

as Archie Leach

as Brian Stimpson

as Sheriff John T. Langston

as Harvey 'Blind' Pew

as Various Roles

as Major Giles Flack

as Various Roles

as Robin Hood

as Neville

as Wise Man #1 / Reg / Jewish Official / First Centurion / Deadly Dirk / Arthur

as Self

as Sherlock Holmes

as Second Swallow-Savvy Guard / The Black Knight / Peasant 3 / Sir Launcelot the Brave / Taunting French Guard / Tim the Enchanter

as Smychkov

as Announcer / Hungarian Citizen / self - Defence Teacher / Sir George Head / Policeman / Interviewer / Mr. Praline / Second General / Christopher Columbus / Mungo the Cook / Bank Robber / Accountant #2 (falling past the window) / Vocational Guidance Counselor / Vivian Smith Smythe Smith / Mountie / Town Guild Lady

as Harry

as Himself - Various

as Post Office Clerk

as Television public relations man