Tara Strong
Ben Tennyson (voice)
Meagan Moore
Gwen Tennyson (voice)
Paul Eiding
Grandpa Max (voice)
Richard McGonagle
Four Arms (voice)
Robert David Hall
Azmuth (voice)
Fred Tatasciore
Cannonbolt / Way Big (voice)
Vanessa Marshall
Myaxx / Salesperson (voice)
Dwight Schultz
Dr. Animo (voice)
Steve Blum
Vilgax / Heatblast / Nightmarish Alien / Alien Fly Prisoner (voice)
Jim Ward
XLR8 / Ripjaws Prisoner / Incarcecon Security (voice)
Dee Bradley Baker
Robotic Lt / Wildmutt / Gluto / Eye Guy / Alien Prisoner #1 / Automated Security (voice)
Richard Steven Horvitz
Grey Matter / Stinkfly Prisoner (voice)
Dave Wittenberg
Upchuck / Alien #2 (voice)
Dave Fennoy
Tetrax / Alien #1 / Alien Prisoner #2 (voice)
