Passionate Productions for BBC ; produced for NOVA by Holt Productions, LLC ; WGBH Boston ; produced and directed by Jemima Harrison and Sarah Holt ; writer for the BBC, Jemima Harrison ; executive producer for the BBC, Richard Klein ; senior executive producer, Paula S. Apsell
a production of Thirteen and ArgoFilms in association with WNET.org for PBS ; written, produced and directed by Allison Argo ; executive producer, Fred Kaufman ; series producer, Bill Murphy
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
series created and written by Heidi Thomas ; written by Louise Ironside, Carolyn Bonnyman, Andrea Gibb, Debbie O'Malley, Lisa Holdsworth, Amy Roberts & Loren McLaughlan ; produced by Ann Tricklebank ; directed by Syd Macartney, Kate Saxon, David O'Neill, Christiana Ebohon, Kate Cheeseman ; Neal Street Productions for BBC and PBS