Ben Tenyson (voice)

Tara Strong

Gwen Tennyson (voice)

Meagan Moore

Robotic Lt / Wildmutt / Gluto / Eye Guy / Alien Prisoner #1 / Automated Security (voice)

Dee Bradley Baker

Grey Matter / Stinkfly Prisoner (voice)

Richard Steven Horvitz

Upchuck / Alien #2 (voice)

Dave Wittenberg

Tetrax / Alien #1 / Alien Prisoner #2 (voice)

Dave Fennoy

Grandpa Max (voice)

Paul Eiding

Four Arms (voice)

Richard McGonagle

Azmuth (voice)

Robert David Hall

Cannonbolt / Way Big (voice)

Fred Tatasciore

Myaxx / Salesperson (voice)

Vanessa Marshall

Dr. Animo (voice)

Dwight Schultz

Vilgax / Heatblast / Nightmarish Alien / Alien Fly Prisoner (voice)

Steve Blum

XLR8 / Ripjaws Prisoner / Incarcecon Security (voice)

Jim Ward

Music

John Paesano

Producer

Alex Soto

Director

Scooter Tidwell

Director

Sebastian Montes

Background Designer

Poe K. Tan