Dr. Gluckman / Martian Guard #1 / President (voice)
Jeff Bennett
Martian Scientist / Court Attendant / Eyes At Gate (voice)
Corey Burton
Peep / Press Girl (voice)
Kathryn Fiore
Commander Bristle / Martian Guard #3 (voice)
Brad Garrett
Major Buzz Blister / Martian General / Worker #3 (voice)
Jess Harnell
Grob / Gardener #1 / Martian Guard #2 (voice)
Tom Kenny