First "Batman: The Killing Joke" Trailer Is No Laughing Matter

Warner Bros. has unveiled the first official trailer for their "Batman: The Killing Joke" animated movie.

RELATED: It's Official: "Batman: The Killing Joke" Is Rated R

Get your first peek at the R-rated direct-to-video animated film below:

WATCH: 12-Minute Sneak Peek of "Batman: The Killing Joke" Animated Movie

Based on Alan Moore and Brian Bolland's famed comic of the same name, and featuring the voices of Kevin Conroy (Batman), Mark Hamill (The Joker), Tara Strong (Batgirl) and Ray Wise (Commissioner Gordon), "Batman: The Killing Joke" is set to premiere at Comic-Con International in San Diego this July, with a Blu-ray, DVD, and Digital HD release later in the year.

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