Key cast members had signed on for future films by November 2019. In December 2021, Pattinson said he had ideas for developing Batman's character in further films, while Clark said The Batman would lay a foundation for future films to build upon. Pattinson and Reeves expressed interest in introducing Robin and featuring the Court of Owls, Calendar Man, Mr. Freeze, or Hush as villains in a sequel. A sequel was announced at CinemaCon in April 2022, with Pattinson and Reeves set to return. [1]