Grace Slick
Vanilla Fudge
Jefferson Airplane
Self
Michelle Phillips
John Phillips
Reader (voice)
Mike Keene
Self (as 'Mama' Cass Elliot)
Cass Elliot
Don Billett
Denny Doherty
Marty Balin
Writer
Jerry Juhl
Director
Jon Stone
Producer
Jim Henson
Associate Producer
Barry Clark
Music Supervisor
Marc Paul Chinoy
Editor
Jim Young