Rebecca Romijn, 52, will officially return as Mystique. She starred as the shapeshifter in “X-Men, X2: X-Men United,” “X-Men: The Last Stand” and “X-Men: First Class and Joan in The Punisher.”

Avengers: Doomsday is expected to deal with characters across parallel universes, meaning actors can play various roles. Though Chris Evans exited the franchise as Steve Rogers, the original Captain America, in Avengers: Endgame, there have been reports he’ll return as another character in the 2026 movie.

Marvel has announced the return of some Marvel Cinematic Universe (MCU) stars in 2026's "Avengers: Doomsday," including Chris Hemsworth as Thor, Anthony Mackie as Captain America, Sebastian Stan as Bucky Barnes and Tom Hiddleston as Loki.

Halle Berry says during her red carpet interview at CinemaCon her name “won’t be there” for the chair reveal for the next set of names to be uncovered for ‘Avengers: Doomsday’ #AvengersDoomsday pic.twitter.

The recent Marvel Studios’ livestream revealing the cast for Avengers: Doomsday pretty much broke the internet. Over 5 1/2 long hours, a video glided over chairs with actors’ names on it, revealing 27 cast members for the upcoming film.

Marvel Studios broke the internet when they revealed the cast for Avengers: Doomsday in a livestream event. Over 5 ½ hours, they slowly revealed the names of actors on the backs of on-set chairs, resulting in a cast of 27 names.

Heartbreaking news for those wanting Halle Berry to reprise her Storm role in the upcoming Avengers: Doomsday. Berry was notably missing from the cast announcement of the upcoming Marvel film that would see some of her X-Men co-stars become mutants on the big screen again.

Will X-Men star Halle Berry reprise her role as Storm in Avengers: Doomsday? Here's what the actor had to say.

Day has come and gone and we here at IGN had some fun with it by presenting the second round of casting announcements for Avengers: Doomsday following the 27 actors Marvel revealed last week. We loved how the internet reacted to our joke,

Carrie Coon could have reprised her Marvel Cinematic Universe role in Avengers: Endgame, but declined to continue after the studio didn’t offer her more money. The White Lotus and Gilded Age star played the humanoid Proxima Midnight in 2018’s Avengers: Infinity War.

Carrie Coon declined to voice her character Proxima Midnight in 2019's Avengers: Endgame over pay, according to her husband Tracy Letts. The actress voiced the CGI character in 2018's Avengers: Infinity War, who still appeared in Endgame but just as a cameo.

Reportedly, Carrie Coon was invited to return as Proxima Midnight in Avengers: Endgame but walked away when Marvel wouldn't pay more money.