<P> With the city saved, Batman prepares to be taken back into the Phantom Zone to fulfill his bargain only to be rejected by Phyllis who chooses to let him remain after seeing how much he had changed in order to save everyone . Batman allows Joker and the rest of his rogues gallery to temporarily escape with the confidence that whenever they return, they will be no match for his new alliance with Robin, Batgirl, and Alfred . </P> <Ul> <Li> Will Arnett as Bruce Wayne / Batman </Li> <Li> Zach Galifianakis as the Joker </Li> <Li> Michael Cera as Dick Grayson / Robin </Li> <Li> Rosario Dawson as Barbara Gordon / Batgirl </Li> <Li> Ralph Fiennes as Alfred Pennyworth </Li> <Li> Jenny Slate as Harley Quinn </Li> <Li> Siri as Batcomputer (referred to as "' Puter" in the film) </Li> <Li> Héctor Elizondo as Commissioner James Gordon </Li> <Li> Lauren White as Chief O'Hara, Medusa </Li> <Li> Mariah Carey as Mayor McCaskill </Li> <Li> Eddie Izzard as Lord Voldemort </Li> <Li> Seth Green as King Kong </Li> <Li> Jemaine Clement as Sauron </Li> <Li> Billy Dee Williams as Two - Face </Li> <Li> Riki Lindhome as Poison Ivy, Wicked Witch of the West </Li> <Li> Conan O'Brien as Riddler </Li> <Li> Jason Mantzoukas as Scarecrow </Li> <Li> Zoë Kravitz as Catwoman </Li> <Li> Kate Micucci as Clayface </Li> <Li> Doug Benson as Bane </Li> <Li> David Burrows as Anchorman Phil, Mr. Freeze </Li> <Li> Matt Villa as Killer Croc </Li> <Li> John Venzon as Penguin </Li> <Li> Laura Kightlinger as Reporter Pippa, Orca </Li> <Li> Todd Hansen as Captain Dale </Li> <Li> Chris McKay as Pilot Bill </Li> <Li> Richard Cheese as Himself (archive recording) </Li> <Li> Channing Tatum as Superman </Li> <Li> Ellie Kemper as Phyllis </Li> <Li> Jonah Hill as Hal Jordan / Green Lantern </Li> <Li> Adam DeVine as Barry Allen / Flash </Li> <Li> Brent Musburger as Reporter #1 </Li> <Li> Ralph Garman as Reporter #2 </Li> <Li> Chris Hardwick as Reporter #3 </Li> </Ul> <Li> Will Arnett as Bruce Wayne / Batman </Li> <Li> Zach Galifianakis as the Joker </Li>

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