ITV Studios and Masterpiece ; series producer Dominic Barlow ; producer, Jeremy Piven ; directed by Robert Del Maestro, Bill Anderson, Fraser MacDonald, Joss Agnew, and Rob Evans ; written by Helen Raynor, Kate O'Riordan, Matt Jones, James Payne, Ben Morris, and Hamish Wright ; created by Andrew Davies ; developed by Kate Brooke
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
A Tiger Aspect and Lookout Point production for the BBC, A BBC America Co-production ; produced by Stephen Smallwood ; directed by Tom Shankland, Christopher Menaul, Kieron Hawkes, Andy Wilson