A movie featuring the characters Joker and Harley Quinn is in development, with multiple outlets reporting on the project. The involvement of specific actors, including Jared Leto and Margot Robbie, is mentioned in some reports, while others note the attachment of certain directors, such as Zach Cregger. The exact details of the film, including its plot and relationship to other potential Joker movies, are unclear, with some outlets suggesting that multiple related projects are in development.