Poldark is a British drama television series that was first broadcast on BBC One on 8 March 2015. The eight-part series (in the UK, seven parts in the USA) was based on the first two Poldark novels by Winston Graham, adapted by Debbie Horsfield and directed by Edward Bazalgette and Will McGregor. An earlier television series of the same name was based on Graham's first four Poldark novels, broadcast by BBC One between 1975 and 1977. On 8 April 2015, the BBC announced that a second series had been commissioned, which is scheduled to premiere on 4 September 2016. On 6 July 2016, before series 2 had even begun, the BBC announced that a third series had been commissioned.