Mark Grayson / Invincible

Nolan Grayson / Omni-Man

Debbie Grayson

Amber Bennett

Samantha Eve Wilkins / Atom Eve

Cecil Steadman

Rex Sloan / Rex Splode

Rudy Connors / Robot

William Clockwell

Donald Ferguson

Allen The Alien

Markus Grimshaw / Black Samson

Raymond / Shrinking Rae

Amanda / Monster Girl

Shapesmith

Damien Darkblood

General Kregg

Angstrom Levy

Tyrus Flagg / Titan

Conquest

Oliver Grayson / Kid Omni-Man