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 she had been cast in the sequel opposite returning star Tom Holland. There is no word yet on which character she might play,

Sadie Sink is leaving Hawkins, Indiana for Earth-616 and joining the cast of Spider-Man 4. The casting news comes from Deadline, who says that Sink has officially joined the cast despite Marvel and Sony being unavailable for comment at this time. Tom Holland is, of course, set to return as Peter Parker.

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

“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.

Marvel Studios has reportedly cast "Stranger Things" breakout star Sadie Sink in the upcoming "Spider-Man 4" movie led by Tom Holland.

Sadie Sink is joining the Marvel Cinematic Universe. The “Stranger Things” star has been cast in “ Spider-Man 4 ,” in which she’ll share the screen with Tom Holland as the web-slinging Avenger.

Although her role is being kept under wraps, entertainment industry publication Deadline reported it will be a "significant" part, and she will potentially be introduced as X-Men character Jean Grey.