While carrying on their usual hi-jinks, they inadvertantly stow-away on a spaceship bound for Mars. They meet up with the local Martian residents and cause them to invade the Earth, aided by the "Invincitron", a vacuum-wielding giant robot. Tom, Jerry and their Martian ally, Peep, save the day.
Jeff Bennett | Dr. Gluckman / Martian Guard #1 / President |
Corey Burton | Martian Scientist / Court Attendant / Eyes At Gate |
Kathryn Fiore | Peep / Press Girl |
Brad Garrett | Commander Bristle / Martian Guard #3 |
Jess Harnell | Major Buzz Blister / Martian General / Worker #3 |
Tom Kenny | Grob / Gardener #1 / Martian Guard #2 |
Bill Kopp | Tom / Press Guy #1 |
Rob Paulsen | Computer / Worker #1 / Worker #2 |
Frank Welker | Spike |
Billy West | Major Biff Buzzard / King Thingg / Gardener #2 |