Jim Henson
Jen / High Priest, Ritual Master
Kathryn Mullen
Kira, a Gelfling
Frank Oz
Aughra, a Keeper of Secrets / Chamberlain
Dave Goelz
Fizzgig, a Friendly Monster / General, Garthim Master
Steve Whitmire
Scientist (voice)
Brian Meehl
Ornamentalist / Urzah / Dying Master
Stephen Garlick
Jen (voice)
Billie Whitelaw
Aughra (voice)
Percy Edwards
Fizzgig (voice)
Barry Dennen
Chamberlain / Podling (voice)
Deep Roy
Additional Performer
Kiran Shah
Additional Performer
Jack Purvis
Additional Performer
Bob Payne
Historian, Scroll Keeper
Michael Kilgarriff
General (voice)
John Baddeley
Historian (voice)
David Buck
Slave Master (voice)
Charles Collingwood
Treasurer (voice)
Sean Barrett
Urzah (voice)
Miki Iveria
Podling (voice)
Patrick Monckton
Podling (voice)
Susan Westerby
Podling (voice)
Joseph O'Conor
Narrator / Urskeks (voice)
Thick Wilson
Gourmand (voice)
Jerry Nelson
High Priestess / Dying Emperor (voice)