Cast principale: Winona Ryder, David Harbour, Finn Wolfhard, Millie Brown, Gaten Matarazzo, Caleb McLaughlin, Noah Schnapp, Natalia Dyer, Charlie Heaton, Matthew Modine
Durata singolo episodio: 60 min.
In the series, a young boy vanishes into thin air. As friends, family, and local police search for answers, they are drawn into an extraordinary mystery involving top secret experiments, terrifying supernatural forces, and one very strange little girl.