written and created by Julian Fellowes ; producer, Chris Croucher ; executive producer, Gareth Neame ; executive producer, Nigel Marchant ; executive producer, Julian Fellowes ; executive producer, Liz Trubridge ; executive producer for Masterpiece, Rebecca Eaton ; a Carnival Films production ; a Carnival/Masterpiece co-production ; Carnival Film & Television Limited
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
written and created by Julian Fellowes ; producer Rupert Ryle-Hodges ; co-executive producer Nigel Marchant ; executive producer, Julian Fellowes ; executive producer, Liz Trubridge ; executive producer, Gareth Neame ; executive producer for Masterpiece, Rebecca Eaton ; a Carnival Films production ; a Carnival/Masterpiece co-production ; Carnival Film & Television Limited