written and created for television by Debbie Horsfield ; produced by Margaret Mitchell ; directed by Will Sinclair, Charles Palmer, and Richard Senior ; a Mammoth Screen production for BBC, co-produced with Masterpiece
series created by Heidi Thomas ; produced by Ann Tricklebank ; written by Heidi Thomas, Nicola Wilson, Jonathan Harvey, Lena Rae, Lucy Catherine, Lisa Holdsworth ; directed by Syd Macartney, Ann Tricklebank, Noreen Kershaw, Thomas Hescott, David O'Neill, Sarah Esdaile, James Larkin, David Tucker ; a Neal Street production for BBC and PBS