Until now, the Justice League has been a loose association of superpowered individuals. But when they are swept away to War World, a place of unending brutal gladiatorial combat, Batman, Superman, Wonder Woman and the others must somehow unite to form an unbeatable resistance able to lead an entire planet to freedom. starring the voices of Jensen Ackles, Stana Katic, Darren Criss, Ike Amadi, Troy Baker, Matt Bomer, Roger C. Cross, Brett Dalton, Trevor Duvall, John DiMaggio, Robin Atkin Downes, Frank Grillo, Rachel Kimsey, David Lodge, Damian O'Hare, and Teddy Sears. Jeff Wamester directs from the adaptation by Jeremy Adams, Ernie Altbacker and Josie Campbell; Based on characters from DC. Producers: Jim Krieg and Kimberly S. Moreau; Executive Producers: Butch Lukic, Sam Register and Michael Uslan. from Warner Bros. Animation.