Patrick Stewart is set to appear in Avengers: Doomsday as Professor Charles Xavier, also known as Professor X.
The film, scheduled for release on December 18, 2026, features a vast cast of Marvel Universe superheroes, including Robert Downey Jr.
According to The Kristian Harloff Show, Avengers: Doomsday will be Patrick Stewart's last on-screen appearance.
As far as my sources go, Avengers: Doomsday is going to be Patrick Stewart's last appearance on screen.
Author summary: Patrick Stewart ends acting career with Avengers: Doomsday.