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 |
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