When a young boy disappears, his mother must confront terrifying forces in order to get him back.
Winona Ryder / David Harbour / Finn Wolfhard / Millie Bobby Brown / Gaten Matarazzo / Caleb McLaughlin / Natalia Dyer / Charlie Heaton / Noah Schnapp / Matthew Modine / Cara Buono / Joe Keery / Rob Morgan / John Reynolds / Joe Chrest / Ross Partridge / Randall P. Havens / Tobias Jelinek / Catherine Dyer / Anniston Price�
Terror reigns in the food court when the Mind Flayer comes to collect. But down below, in the dark, the future of the world is at stake.
With time running out -- and an assassin close behind -- Hopper's crew races back to Hawkins, where El and the kids are preparing for war.
Dr. Alexei reveals what the Russians have been building, and Eleven sees where Billy has been. Dustin and Erica stage a daring rescue.
Strange surprises lurk inside an old farmhouse and deep beneath the Starcourt Mall. Meanwhile, the Mind Flayer is gathering strength.
A code red brings the gang back together to face a frighteningly familiar evil. Karen urges Nancy to keep digging, and Robin finds a useful map.
With El and Max looking for Billy, Will declares a day without girls. Steve and Dustin go on a stakeout, and Joyce and Hopper return to Hawkins Lab.
Nancy and Jonathan follow a lead, Steve and Robin sign on to a secret mission, and Max and Eleven go shopping. A rattled Billy has troubling visions.
Summer brings new jobs and budding romance. But the mood shifts when Dustin's radio picks up a Russian broadcast, and Will senses something is wrong.
Dustin adopts a strange new pet, and Eleven grows increasingly impatient. A well-meaning Bob urges Will to stand up to his fears.