Wayne Knight
Emperor Zurg (voice)
Adam Carolla
Commander Nebula (voice)
Jonathan Harris
Era (voice)
Bill Mumy
Eon (voice)
Neil Flynn
XR (voice)
Mary Kay Bergman
Alien Mom / Alien Kid (voice)
Jim Cummings
Senator Aarrfvox / Alien Dad (voice)
Frank Welker
Epoch / Senator / Phlegmex / Alien Guard (voice)
