Justice League Adventures (film)

Heroes

 * Bruce Wayne/Batman (voiced by Dave Boat) - the head of Wayne Industries who secretly operates as a caped crusader out to defend Gotham from TBD.
 * Kal-El/Clark Kent/Superman (voiced by David Krumholtz) - an alien hailing from Krypton who protects Metropolis and sometimes the world from any kind of evil by using his powers and abilities.
 * Princess Diana of Themyscira/Diana Prince/Wonder Woman (voiced by Erinn Hayes) - an Amazon warrior princess who TBD.
 * Barry Allen/The Flash (voiced by Ben Schwartz) - TBD
 * Hal Jordan/Green Lantern (voiced by Rob Huebel) - a fearless pilot who became a TBD.
 * Orin/Arthur Curry/Aquaman (voiced by Paul F. Tompkins) - TBD
 * Dick Grayson/Nightwing (voiced by Michael Cera) - Bruce's protégé who TBD.
 * Barbara Gordon/Batgirl (voiced by Lacey Chabert) - Commissioner Gordon's daughter and Dick's girlfriend who is a masked vigilante under Bruce's wing and TBD. The
 * Kara Zor-El/Kara Danvers/Supergirl (voiced by Nicole Sullivan) - TBD
 * Courtney Whitmore/Stargirl (voiced by Grey Griffin) - TBD
 * John Constantine (voiced by Alan Tudyk) - a Hellblazer who hunts and kills TBD.
 * V (voiced by Bobcat Goldthwait) - a mysterious and charismatic anarchist who reluctantly teams up with TBD.
 * Jonah Hex (voiced by Michael Ian Black) - TBD

Bosses

 * The Joker (voiced by Bill Hader) - a psychopathic and sadistic clown-themed criminal who is consideres one of Gotham's deadliest threats and is TBD.
 * Dr. Harleen Quinzel/Harley Quinn (voiced by Tara Strong) - TBD
 * Lex Luthor (voiced by Rainn Wilson) - TBD
 * Circe (voiced by Courtenay Taylor) - TBD
 * Gorilla Grodd (voiced by Clancy Brown) - TBD
 * Carol Ferris/Star Sapphire (voiced by Judy Greer) - Hal's girlfriend who is also a rogue TBD.
 * David Kane/Black Manta (voiced by David Oyelowo) - TBD
 * Slade Wilson/Deathstroke (voiced by Peter Serafinowicz) - a war veteran who turned into a sadistic mercenary out for TBD.
 * Nergal (voiced by Brian Huskey) - one of the most powerful demons who TBD.
 * Adam Sulter (voiced by Keith Ferguson) - TBD
 * Quentin Turnbull (voiced by Ian Roberts) - TBD
 * Trigon (voiced by Kevin Michael Richardson) - TBD
 * Vril Dox/Brainiac (voiced by Jon Hamm) - TBD
 * Uxas/Darkseid (voiced by Jim Meskimen) - TBD
 * Starro (voiced by Eric Bauza) - TBD