Seth GreenThe Nerd / Batman / Robin / Scarecrow / Darkseid / Ace the Bathound / Toyman / Dr. Fate / Jimmy Olsen / Black Manta / Aquaman / Clayface / The Penguin / Killer Croc / Cyborg / Banehound / Various (voice)
Breckin MeyerSuperman / Bizarro (voice)
Nathan FillionGreen Lantern / Black Adam (voice)
Alex BorsteinWonder Woman (voice)
Matthew SenreichThe Flash / Reverse-Flash / Weather Wizard / Waiter (voice)
Alfred MolinaLex Luthor / Green Arrow (voice)
Zac EfronSuperboy / Brainiac (voice)
Sarah HylandLena Luthor (voice)
