Spider-Man 4 is gearing up for production soon for a 2026 release. And reports have surfaced that Stranger Things star Sadie Sink is joining the cast in an unspecified role.

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,

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.