Steve Mackall
voices Nosedive Flashblade
Jeff Bennett
voices Duke L'Orange
Jennifer Hale
voices Mallory McMallard
April Winchell
voices Tanya Vanderflock
Brad Garrett
voices Grin
Jim Belushi
voices Phil Palmfeather
Clancy Brown
voices Seige
Tim Curry
voices Lord Dragaunus
Frank Welker
voices Chameleon
Dennis Franz
voices Captain Klegghorn
Roy Firestone
voices Hockey Commentator
Charlie Adler
voices Dr. Droid
Townsend Coleman
voices Canard
S. Scott Bullock
voices Young Grin
Rob Paulsen
voices Prince Borg
William Morgan Sheppard
voices Asteroth
Kath Soucie
voices Lucretia DeCoy
Jim Cummings
voices Stanley Stryzinski
J.D. Daniels
voices Younger Grin
Charlie Adler
voices Flork
Jim Cummings
voices Zork
Jim Cummings
voices Man
Guy Hebert
voices Himself
David Doyle
voices Sam Delaney
Matt Frewer
voices Dr. Wally Pretorius
John Stevenson
voices Doug MacClane
Xander Berkeley
voices Phineas T. Viper
Rob Paulsen
voices Dr. Swindle
Jim Cummings
voices J76412
Tress MacNeille
voices Trina
Val Bettin
voices Sarks
Eddie Deezen
voices Alvin Yasbek
Corey Burton
voices Additional Voices
Jim Cummings
voices Limpy Lombago
Jim Cummings
voices Additional Voices
Daniel Davies
voices Scientist
Jim Cummings
voices Kazor
Jim Cummings
voices Emperor Charg
Jonathan Harris
voices Lord Gargan
Jim Cummings
voices Emperor Xyloid
Jim Cummings
voices Commander Xenon
John Kassir
voices Beldar