Five few years ago, Tobey Maguire and Andrew Garfield were kept out of the marketing for 'No Way Home.' Marvel and Sony are somewhat repeating that playbook for the 'Stranger Things' star's mystery part.

FILM-SPIDERMAN/INTERVIEWS (PIX, TV):‘Spider-Man: Brand New Day’ keeps fans guessing with mystery roles and Marvel cameos | Hollywood

Director Destin Daniel Cretton also said that he even considered bringing other heroes, such as Shang-Chi, into the movie, but could not.