Cast 10
Jeff Bennett
Dr. Gluckman / Martian Guard #1 / President (voice)
Corey Burton
Martian Scientist / Court Attendant / Eyes At Gate (voice)
Kathryn Fiore
Peep / Press Girl (voice)
Brad Garrett
Commander Bristle / Martian Guard #3 (voice)
Jess Harnell
Major Buzz Blister / Martian General / Worker #3 (voice)
Tom Kenny
Grob / Gardener #1 / Martian Guard #2 (voice)
Bill Kopp
Tom / Press Guy #1 (voice)
Rob Paulsen
Computer / Worker #1 / Worker #2 (voice)
Frank Welker
Spike (voice)
Billy West
Major Biff Buzzard / King Thingg / Gardener #2 (voice)
Crew 10
Bill Kopp
Director
Ken Solomon
Editor
Diane A. Crea
Associate Producer
Tom Minton
Producer
Joseph Barbera
Executive Producer
Bill Kopp
Writer
Joseph Barbera
Characters
William Hanna
Characters
Julie Bernstein
Original Music Composer
Steven Bernstein
Original Music Composer