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