<P> Happy Valley is a British crime drama television series created by Sally Wainwright and produced by Red Production Company . The first series of six episodes started airing on BBC One in the United Kingdom on 29 April 2014 . It was released on Netflix in the United States and Canada on 20 August 2014 . A second series of six episodes started airing on BBC One on 9 February 2016 and was made available on Netflix in the US later that year . </P> <Table> <Tr> <Th_colspan="2"> Series </Th> <Th> Episodes </Th> <Th_colspan="2"> Originally aired </Th> <Th> Ave . UK viewers (in millions) </Th> </Tr> <Tr> <Th> First aired </Th> <Th> Last aired </Th> </Tr> <Tr> <Td> </Td> <Td> </Td> <Td> 6 </Td> <Td> 29 April 2014 </Td> <Td> 3 June 2014 </Td> <Td> 8.21 </Td> </Tr> <Tr> <Td> </Td> <Td> </Td> <Td> 6 </Td> <Td> 9 February 2016 </Td> <Td> 15 March 2016 </Td> <Td> 9.37 </Td> </Tr> </Table>

How many episodes of happy valley season 2