Netflix has unveiled the first poster for “Stranger Things: Tales from ’85,” which will be followed by a teaser trailer tomorrow.

A release date has not yet been set, but the animated spinoff will premiere later this year on the streamer.

Set in the winter of 1985 — between the events of “Stranger Things” Seasons 2 and 3 — the Hawkins crew must fight new monsters and unravel a paranormal mystery terrorizing their town.

Eric Robles (“Fanboy & Chum Chum”) serves as showrunner, with Flying Bark Productions (“What If…?,” “Rise of the Teenage Mutant Ninja Turtles”) as...