Watch: 'Spider-Man: No Way Home' teaser trailer.

Tom Holland is back as Spider-Man in an official teaser trailer for 'Spider-Man: No Way Home', which also stars Zendaya, Benedict Cumberbatch, Jon Favreau, Jacob Batalon, and Marisa Tomei.

The official synopsis for the film follows below:

"For the first time in the cinematic history of Spider-Man, our friendly neighbourhood hero is unmasked and no longer able to separate his normal life from the high-stakes of being a Super Hero. When he asks for help from Doctor Strange the stakes become even more dangerous, forcing him to discover what it truly means to be Spider-Man."

Watch the trailer below...