Stranger Things star Sadie Sink has officially been cast in the MCU's upcoming Spider-Man 4, and there are four perfect characters she could portray.

Stranger Things alum Sadie Sink will be joining the film in a mystery role. Other than Tom Holland, who will be reprising his role as Peter Parker, Sink is the only confirmed cast member. Naturally, the Internet has been speculating about who Sink could be playing — is she a new take on Gwen Stacy,

Stranger Things actress Sadie Sink is set to appear in Spider Man 4, according to US reports. Hollywood publication Deadline said she had been cast in the sequel opposite returning star Tom Holland. There is no word yet on which character she might play,

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.

Sadie Sink has been cast in Spider-Man 4 and gee, I wonder who she's going to play. But some seem to disagree.