Season 1 BBC Two , 2014 Watch now Season 2 BBC Two , 2015 Watch now Season 3 BBC Two , 2016 - 2017 Watch now Season 4 BBC Two , 2018 Watch now Season 5 BBC Two , 2020 Watch now Season five will stay true to the show's anthology format, with each episode bringing an original story, a cast of new characters and surprising twists in the most unexpected of places. Combining horror, thriller, drama and comedy. Season 6 BBC Two , 2021 Watch now Season 7 BBC Two , 2022 Watch now Season 8 BBC Two , 2022 - 2023 Watch now Season 9 BBC Two