The streaming service shared a teaser trailer for the season Friday featuring
The preview opens at a snowy Soviet prison camp.
"From
Stranger Things creators Matt and
"We're excited to officially confirm that production on Stranger Things 4 is now underway -- and even more excited to announce the return of Hopper!" the Duffers said. "Although it's not all good news for our 'American'; he is imprisoned far from home in the snowy wasteland of Kamchatka, where he will face dangers both human... and other."
"Meanwhile, back in the States, a new horror is beginning to surface, something long buried, something that connects everything," the pair added. "Season 4 is shaping up to be the biggest and most frightening season yet, and we cannot wait for everyone to see more."
Stranger Things co-stars
Schnapp, who plays
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