Stranger Things is an American television series created by the Duffer Brothers for Netflix. The first season was released on Netflix on July 15, 2016. The second and third seasons followed in October 2017 and July 2019. The fifth and final season is being released in three parts in November and December 2025. Set in the 1980s, the series centers on the residents of Hawkins, Indiana, after a young girl with psychokinetic abilities, named Eleven, opens a gateway between Earth and a hostile alternate dimension known as the Upside Down.