Alan Arkin character Schmendrick (voice)
Jeff Bridges character Prince Lir (voice)
Mia Farrow character Unicorn / Amalthea (voice)
Tammy Grimes character Molly Grue (voice)
Robert Klein character The Butterfly (voice)
Angela Lansbury character Mommy Fortuna (voice)
Christopher Lee character King Haggard (voice)
Keenan Wynn character Captain Cully / Harpy (voice)
Paul Frees character Mabruk (voice)
René Auberjonois character The Skull (voice)
Theodore Gottlieb character Ruhk (voice)
Don Messick character The Cat (voice)
Jack Lester character Hunter #1 / Old Farmer / Cully's Men (voice)
Nellie Bellflower character The Tree (voice)
Ed Peck character Jack Jingley / Cully's Men (voice)
Kenneth Jennings character Hunter #2 / Cully's men (voice)
Gerry Beckley character The Balladeer (voice) (uncredited)
Dewey Bunnell character The 2nd Balladeer (voice) (uncredited)
Brad Palmer character The Balladeers' Bassist / Chorus (voice) (uncredited)
