BBC ; writers, Paul Logue, Paul Matthew Thompson, Martha Hillier ; directors, Paul Gay, Lawrence Gough, Carolina Giammetta, Declan O'Dwyer ; producer, Will Nicholson
ITV Studios ; ITV Studios Global Entertainment ; written by Paul Matthew Thompson, Paul Logue, Martha Hillier ; producer, Letitia Knight ; directed by Paul Gay, David Leon, Chris Baugh, Lee Haven Jones
ITV Studios ; ITV Studios Global Entertainment ; writers, Martha Hillier, Glen Laker, Paul Matthew Thompson ; producer, Letitia Knight ; directors, Marek Losey, Jill Robertson, Jamie Childs, Paul Gay
producer, Guy de Glanville ; director, Andy Wilson ; created and written by Chris Lang ; produced by Mainstreet Pictures for ITV ; co-produced with Masterpiece
Screen Australia and the Australian Broadcasting Corporation ; in association with Screen NSW ; the Western Australian Screen Fund, Screenwest and Lotterywest present ; a Bunya production ; producers, Greer Simpkin & David Jowsey ; written by Steven McGregor, Blake Ayshford, Timothy Lee, Kodie Bedford, Dylan River ; directed by Dylan River
Warner Bros. Television ; TNT ; The Shephard/Robin Company ; Walking Entropy ; executive producers, James Duff, Greer Shephard, Michael M. Robin, Adam Belanoff, Mike Berchem, Duppy Demetrius ; created by James Duff
created by Paul Marquess ; written by Jake Riddell, Sally Tatchell, Sarah-Louise Hawkins, Claire Fryer ; produced by Mary Hare ; directed by Fiona Walton, Sean Glynn ; a PGM TV production
a PGM TV Production, produced in association with Acorn Media Enterprises and ZDF Enterprises ; created by Paul Marquess ; written by Paul Marquess, Jake Riddell, Sally Tatchell, Sarah-Louise Hawkins ; produced by Mary Hare ; directed by Craig Pickles
Wolf Films ; created by Dick Wolf ; directed by Ed Sherin ... [and others] ; written by Kathy McCormick .. [and others] ; produced by Billy Fox ... [and others].