Mark Hamill may be playing the Joker in the coming animated feature based on The Killing Joke, LEGO Batman Movie has found their version of the Clown Prince of crime in actor Zach Galifianakis.
Hangover actor Galifianakis is set to star alongside Will Arnett, who played Batman in The LEGO Movie.
Michael Cera, known for his role in Scott Pilgrim Vs. The World will be the voice actor portraying Robin. The film is set to be directed by Chris McKay.
The LEGO Batman Movie is set for release on February 10th 2017