Question: what year was the first season of stranger things
Answer: The first season , released in July 2016 , stars Winona Ryder , David Harbour , Finn Wolfhard , Millie Bobby Brown , Gaten Matarazzo , Caleb McLaughlin , Natalia Dyer , Charlie Heaton , Cara Buono and Matthew Modine , with Noah Schnapp and Joe Keery in recurring roles .