

Invincible / Mark Grayson (voice)

Atom Eve / Eve Wilkins (voice)

Dinosaurus / David Anders (voice)

Thragg (voice)

Omni-Man / Nolan Grayson (voice)

Debbie Grayson (voice)

Allen the Alien (voice)

Cecil Stedman (voice)

Rudy Connors (voice)

Monster Girl (voice)

General Kregg (voice)

Anissa (voice)

Gravitator (voice)