벤 10: 에이리언 스웜

Ryan Kelley

Ben Tennyson

Galadriel Stineman

Gwen Tennyson

Nathan Keyes

Kevin E. Levin

Alyssa Diaz

Elena Validus

Herbert Siguenza

Victor Validus

베리 코빈

Grandpa Max Tennyson

디 브래들리 베이커

Big Chill / Humongousaur (voice)

Alex Winter

Nanomech (voice)

Wendy Cutler

Alien Chip Queen (voice)

Joyce Kurtz

Computer (voice)