The Birdman star would appear in The Flash, a solo outing for Ezra Miller’s character who was introduced in Batman v Superman before also starring in Justice League.
Michael Keaton is in talks to return to the DC universe as Batman.
The plot will allegedly ignore the two Joel Schumacher Batman films and continue on after Batman Returns.
According to The Wrap, the Oscar-nominated actor is in the early stages of conversations with DC over reprising the role he last played in 1992’s Batman Returns.