Jason James Richter
Bastian Bux
Melody Kay
Nicole
Jack Black
Slip
Ryan Bollman
Dog
Freddie Jones
Mr. Coreander / Old Man of Wandering Mountain
Julie Cox
The Childlike Empress
William Hootkins
Bark Troll / Falkor (voice)
Tony Robinson
Engywook
Thomas Petruo
Large Head
Moya Brady
Urgl
Carole Finn
Mookie
Tracey Ellis
Jane Bux
Kevin McNulty
Barney Bux
Nicole Parker
Nasty #1
Adrien Dorval
Nasty #2
Kaefan Shaw
Bark Troll
Gord Robertson
Falkor
Frederick Warder
Mr. Rock Chewer - Felsenbeißer / Shopping Clerk
William Todd-Jones
Mrs. Rockchewer
David Forman
Junior Rockchewer
Danu Anthony
Samantha
Andrea Nemeth
Rachel
Mark Acheson
Janitor
Marilyn Norry
Mrs. Crackerby
Shirley Broderick
Mrs. Coreander
Ruth Nichol
Samantha's Mother
Alfonso Quijada
Delivery Man
Ulli Kinalzik
Eskimo Trapper
John 'Bear' Curtis
Lumberjack
Richard Newman
Photographer
Veena Sood
Sales Lady #1
Marcy Goldberg
Sales Lady #2
Lossen Chambers
Sales Lady #3
Hrothgar Mathews
Nursery Truck Driver
Samantha McKenna
Schoolgirl
David Longworth
Log Dispatcher
Jessica Walden
Bird Girl
Lauren Samis
Creepy Girl
Jenna Irvine
Trickster
Gary Martin
Mr. Rockchewer / Junior Rockchewer (voice)
Mac McDonald
Mrs. Rockchewer (voice)
Jesse Camacho
Beaver Boy (uncredited)