Josh Duhamel
as Sheldon Sampson / The Utopian
Leslie Bibb
as Grace Sampson / Lady Liberty
Ben Daniels
as Walter Sampson / Brain-Wave
Elena Kampouris
as Chloe Sampson
Andrew Horton
as Brandon Sampson / Paragon
Matt Lanter
as George Hutchence / Skyfox
Mike Wade
as Fitz Small / The Flare
Tyler Mane
as Dr. Bendal / Blackstar
Meg Steedle
as Jane
Gracie Dzienny
as Ruby Red
Kurtwood Smith
as Old Man Miller