Unicorn / Amalthea (voice)
Mia Farrow
Schmendrick (voice)
Alan Arkin
Ruhk (voice)
Theodore Gottlieb
The Cat (voice)
Don Messick
Hunter #1 / Old Farmer / Cully's Men (voice)
Jack Lester
The Tree (voice)
Nellie Bellflower
Jack Jingley / Cully's Men (voice)
Ed Peck
Hunter #2 / Cully's Men
Ken Jennings
The Balladeer (voice) (uncredited)
Gerry Beckley
The 2nd Balladeer (voice) (uncredited)
Dewey Bunnell
The Balladeers' Bassist / Chorus (voice) (uncredited)
Brad Palmer
Molly Grue (voice)
Tammy Grimes
Prince Lir (voice)
Jeff Bridges
King Haggard (voice)
Christopher Lee
Mommy Fortuna (voice)
Angela Lansbury
The Butterfly (voice)
Robert Klein
Captain Cully / Harpy (voice)
Keenan Wynn
Mabruk (voice)
Paul Frees
The Skull (voice)
René Auberjonois
Author
Peter S. Beagle
Screenplay
Director
Arthur Rankin, Jr.
Producer
Production Design
Jules Bass
Songs
Original Music Composer
Jimmy Webb
Editor
Tomoko Kida
Executive In Charge Of Production
Masaki Îzuka
Orchestrator
Elton Moser
Storyboard
Don Duga
Animation
Fukuo Suzuki
Kayoko Sakano
Masahiro Yoshida
Yoshiko Sasaki
Animation Coordinator
Tooru Hara
Kiyoshi Sakai
Associate Producer
Michael Chase Walker
Background Designer
Kazusuke Yoshihara
Minoru Nishida
Mitsuo Iwasaki
Camera Operator
Hiroyasu Omoto
Character Designer
Lester Abrams
Continuity
Katsuhisa Yamada
Tsuguyuki Kubo
Executive Producer
Martin Starger
Key Animation
Ikko Kobayashi
Hidemi Kubo
Tadakatsu Yoshida
William McCauley
Matthew McCauley
Production Director
Michael Pakleppa
Production Coordinator
Lee Dannacher
Sound Mixer
Donald O. Mitchell
Sound Effects
Noriyoshi Ohira
Tom Clack
Art Designer
Irra Duga
Sound Engineer
Dave Iveland
John Curcio
John Richards