Batman: No Laughing Matter

Batman: No Laughing Matter is an American crime superhero film written and directed by Ann Marie Pace and produced by DC Studios. A stand-alone film in the Batman film series, the film stars Keanu Reeves as both the title character and The Batman Who Laughs, with Tom Hiddleston, Leslie Grace, and Ralph Fiennes also starring. The film follows Batman as he faces a murderous alternative version of himself.

Development on an Elseworlds Batman movie by Pace was announced in 2031. Reeves' casting was announced later that year, along with the reveal that the film would include the character of The Batman Who Laughs. Pace said she wanyed the film to be "a exploration of Batman as he goes througth an identity crises". Films featuring Hannibal Lecter and buddy films such as The Odd Couple were an influence on the film. The film made minimal use of CGI during production, only usingit whenever it was necessary. Filming took place primarly in New York City.

Synopsis
In the streets of Gotham City, a new figure arises from the cosmos to strike fear into the citizens. As cackling as the Joker abd as silent as Batman, The Batman Who Laughs traveled from one Earth to another to bring chaos into this world. To stop him, Batman must do the unthinkable: Team up with the Joker himself. What results is an adventure like no other that leads to Batman discovering new things about himself.

Cast
Additionally, Ron Perlman reprises his role from the DC Animated Universe as Clayface. Director Ann Marie Pace daid the character's appearance is meant mainly to establish the film's universe to have a less grounded approach than previous stand-alone Batman movies.
 * Keanu Reeves as Bruce Wayne / Batman: A socilalite from Gotham who fights crime as the vigilante Batman. Reeves reprises his role from the animated film DC League of Super-Pets. Reeves also plays The Batman Who Laughs, an alternative version of Batman from another reality.
 * Tom Hiddleston as The Joker: A clown-themed criminal from Gotham and Batman's nemesis.
 * Leslie Grace as Barbara Gordon / Batgirl: Jim Gordon's daughter, Batman's partner, and his liason with the Gotham City Police Department (GCPD).
 * Ralph Fiennes as Alfred Pennyworth: Batman's butler and father figure.