Kevin Conroy and Mark Hamill, who voiced Batman and The Joker in “Justice League Unlimited,” are back at work in “Justice League” action, which combines DC movie heroes like Batman, Superman, Wonder Woman, Cyborg, Aquaman, Green Lantern and The Flash with DC TV heroes like Hawkman, The Atom, Green Arrow, Firestorm, Supergirl, Martian Manhunter and The Flash.
Look for it this fall on The Cartoon Network.
