Ben 10: Secret of the Omnitrix— Full Cast

Tara Strong

as Ben Tennyson (voice)

Meagan Moore

as Gwen Tennyson (voice)

Paul Eiding

as Grandpa Max (voice)

Richard McGonagle

as Four Arms (voice)

Robert David Hall

as Azmuth (voice)

Fred Tatasciore

as Cannonbolt / Way Big (voice)

Vanessa Marshall

as Myaxx / Salesperson (voice)

Dwight Schultz

as Dr. Animo (voice)

Steve Blum

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

Jim Ward

as XLR8 / Ripjaws Prisoner / Incarcecon Security (voice)

Dee Bradley Baker

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

Richard Steven Horvitz

as Grey Matter / Stinkfly Prisoner (voice)

Dave Wittenberg

as Upchuck / Alien #2 (voice)

Dave Fennoy

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