Cartoon Network released three clips from Season 1 of Justice League Action.
Tonight sees a four-part event special air with Shazam Slam.
Justice League Action marks the return of Kevin Conroy (Batman: The Animated Series), beloved by fans worldwide as one of the most iconic voices of Batman, to a weekly-animated television series. The series will also deliver an all-star lineup of regular and guest cast voices, including Mark Hamill as Joker, James Woods as Lex Luthor, Diedrich Bader as Booster Gold and many more portraying your favorite DC Comics Super Heroes and Super-Villains. Sam Register (Teen Titans Go!) serves as executive producer with Butch Lukic (Justice League, Batman Beyond), Alan Burnett (Batman: The Animated Series) and Jim Krieg (Green Lantern: The Animated Series) serving as producers.