Westworld's first season premiered on October 2, 2016.
Westworld . A new television series from HBO , based on the original film , debuted on October 2 , 2016 . Westworld (TV series) . The first season premiered on October 2 , 2016 , concluded on December 4 , 2016 , and consists of ten episodes . In November 2016 , HBO renewed the show for a 10-episode second season , planned for a 2018 debut .