Nathan Fillion Hal Jordan / Green Lantern (voice)
Cameron Monaghan Connor Kent / Superboy (voice)
Rebecca Romijn Lois Lane (voice)
Rosario Dawson Diana Prince / Wonder Woman (voice)
Jack Kirby Characters
Shemar Moore Victor Stone / Cyborg (voice)
Cress Williams John Henry Irons / Steel (voice)
Rainn Wilson Lex Luthor (voice)
Patrick Fabian Hank Henshaw (voice)
Christopher Gorham Barry Allen / The Flash (voice)
Toks Olagundoye Cat Grant (voice)
Jason O'Mara Bruce Wayne / Batman (voice)
Matt Lanter Arthur Curry / Aquaman (voice)
Jonathan Adams Mayor (voice)
Tony Todd Darkseid (voice)
Tim Sheridan Writer
Jerry O'Connell Clark Kent / Superman (voice)
Rocky Carroll Silas Stone / Perry White (voice)
Peter Tomasi Writer
Max Mittelman Jimmy Olsen (voice)
Jennifer Hale Martha Kent (voice)
Jerry Siegel Characters
Sam Liu Director, Producer
Charles Halford Eradicator / Bibbo Bibbowski (voice)
Paul Eiding Jonathan Kent (voice)
Joe Shuster Characters
Erica Luttrell Mercy Graves (voice)
Trevor Devall Dabney Donovan / Bruno Mannheim (voice)
Alan Burnett Co-Producer
Nyambi Nyambi Martian Manhunter (voice)
Amanda Troop Sawyer (voice)
James Tucker Executive Producer
Rick Pasqualone Turpin (voice)
James Krieg Writer
Wes Gleason Casting
Sam Register Executive Producer
Jake Castorena Director
Frederik Wiedmann Original Music Composer
Kang Hei Chul Key Animation, Storyboard Artist
Amy McKenna Producer
Christopher D. Lozinski Editor