Underground is an American television period drama series created by Misha Green and Joe Pokaski about the Underground Railroad in Antebellum Georgia. The show debuted March 9 2016 on WGN America. On April 25 2016 WGN renewed the show for a 10-episode second season that premiered on March 8 2017. On May 30 2017 it was announced that WGN had cancelled the show after two seasons. The cancellation came after the network's parent company Tribune Media was attempted to be purchased by conservative corporation Sinclair Broadcasting Group which led to speculation that the latter did not approve of the subject matter of the show.