New details emerge regarding who Stranger Things' Sadie Sink could potentially be playing in Marvel and Sony's Spider-Man 4.

Stranger Things star Sadie Sink will join Tom Holland in the fourth Spider-Man film. Filmmaker Destin Daniel Cretton ( Shang-Chi and the Legend of the Ten Rings) is helming the movie that is currently untitled. Erik Sommers and Chris McKenna penned the screenplay.

Sadie Sink is joining the MCU. As with all things Marvel, details about Sink's role are being kept under wraps.

Fans are reacting to the recent news that Sadie Sink has been cast in Marvel's Spider-Man 4 as speculation to who she's playing begins.

“Stranger Things” star Sadie Sink is set to join Tom Holland’s next “Spider Man” movie. Deadline, citing sources, reports Sink will join the cast, while both Marvel and Sony had no comment on the report. The report throws out some theories about what character Sink would play, including “X-Men” character Jean Grey.

The Stranger Things star, who plays Max Mayfield in the hugely successful Netflix show, is reportedly due to star opposite Tom Holland in the highly-anticipated Marvel movie. Filming is set to begin in mid-2025, so it makes sense that cast announcements would start to leak out via Hollywood's biggest trade publications.

Stranger Things star Sadie Sink is joining Tom Holland in the next installment of the 'Spider-Man' movie franchise.

Stranger Things actress Sadie Sink is set to appear in Spider Man 4, according to US reports. Hollywood publication Deadline said, external she had been cast in the sequel opposite returning star Tom Holland.

Sink is swimming over to Marvel. Stranger Things star Sadie Sink is joining the next Spider-Man movie, which only adds more intrigue to the latest chatter churning out of the rumor mill. Sink will costar with Tom Holland in the yet-untitled Spider-Man 4,

By now, you've heard the news that Stranger Things star Sadie Sink has joined the cast of Spider-Man 4 alongside Tom Holland. But while fans mull over which fictional red head the 22-year-old actor is going to play—the most popular theory is probably X-Men's Jean Grey—they'll still have to wait for Spidey to stop filming Christopher Nolan's adaptation of The Odyssey before production of the Marvel x Sony project can even begin.