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)
Louise Gold
Gourmand
Lisa Maxwell
Kira (voice)
Billie Whitelaw
Aughra (voice)
Barry Dennen
Chamberlain / Podling (voice)
Deep Roy
Additional Performer
Kiran Shah
Additional Performer
Jack Purvis
Additional Performer
David Buck
Slave Master (voice)
Sean Barrett
Urzah (voice)
Miki Iveria
Podling (voice)
Joseph O'Conor
Narrator / Urskeks (voice)
Jerry Nelson
High Priestess / Dying Emperor (voice)
Brian Meehl
Ornamentalist / Urzah / Dying Master
Stephen Garlick
Jen (voice)
Percy Edwards
Fizzgig (voice)
Bob Payne
Historian, Scroll Keeper
Michael Kilgarriff
General (voice)
John Baddeley
Historian (voice)
Charles Collingwood
Treasurer (voice)
Patrick Monckton
Podling (voice)
Susan Westerby
Podling (voice)
Thick Wilson
Gourmand (voice)