Funny and full of past Batman movie references that will greatly please fans. The story is a bit simple, but it's good entertainment.
Will Arnett, Michael Cera, Rosario Dawson, Ralph Fiennes, Zach Galifianakis, Conan O'Brien, Zoë Kravitz, Kate Micucci, Eddie Izzard, Seth Green, Channing Tatum, Jonah Hill, Hector Elizondo and Mariah Carey.
Synopsis & information: http://www.imdb.com/title/tt4116284/