Sebastian Cabot The Narrator/Sir Ector (voice) Karl Swenson Merlin (voice) Junius Matthews Archimedes the Owl (voice) Norman Alden Kay (voice) Ginny Tyler Little Girl Squirrel (voice) Martha Wentworth Madam Mim / Old Lady Squirrel Alan Napier Sir Pellinore (voice) Mel Blanc TIger / Talbot (voice) (uncredited) Barbara Jo Allen Scullery Maid (voice) (uncredited) Tudor Owen Knight in Crowd (voice) (uncredited) Thurl Ravenscroft Black Bart (voice) (uncredited)