Deadwood is an American Western television series that aired on the premium cable network HBO from March 21, 2004, to August 27, 2006, spanning three seasons and 36 episodes. The series is set in the 1870s in Deadwood, South Dakota, before and after the area's annexation by the Dakota Territory, and charts Deadwood's growth from camp to town. The show was created, produced, and largely written by David Milch.