Sebastian Cabot

as The Narrator/Sir Ector (voice)

Karl Swenson

as Merlin (voice)

Junius Matthews

as Archimedes the Owl (voice)

Martha Wentworth

as Madam Mim / Old Lady Squirrel (voice)

Norman Alden

as Kay (voice)

Rickie Sorensen

as Wart (voice)

Ginny Tyler

as Little Girl Squirrel (voice)

Alan Napier

as Sir Pellinore (voice)

Richard Reitherman

as Wart (voice)

Robert Reitherman

as Wart (voice)

Barbara Jo Allen

as Scullery Maid (voice) (uncredited)

James MacDonald

as The Wolf / Pike / Tiger Mim (voice) (uncredited)

Tudor Owen

as Knight in Crowd (voice) (uncredited)

Thurl Ravenscroft

as Black Bart (voice) (uncredited)

Jack Albertson

as Knight in Crowd #1(uncredited)

Fred Darian

as The Minstrel in opening sequence (voice) (uncredited)