PBS ; a co-production of ITV Studios/Masterpiece ; produced by Chris Burt ; directors, David Drury, Matthew Evans, Nick Laughland ; writers, Nick Hicks-Beach, Helen Jenkins, Chris Murray
producer, Guy de Glanville ; director, Andy Wilson ; created and written by Chris Lang ; produced by Mainstreet Pictures for ITV ; co-produced with Masterpiece
a co-production of ITV Studios and Masterpiece ; created by Andrew Davies ; written by Kate Brooke, Kate O'Riordan, Helen Raynor, Matt Jones and James Payne ; produced by Dominic Barlow ; directed by Rob Evans, Robert Del Maestro, Joss Agnew and Lawrence Till
Agatha Christie Ltd. ; directed by Andrew Grieve, Stephan Whittaker, and Ross Devenish ; produced by Brian Eastman ; screenplays by Clive Exton, William Humble
a co-production of Mammoth Screen Ltd. and Masterpiece ; in association with ITV Studios ; written by Russell Lewis ; directed by Ed Bazalgette ... [and others] ; produced by Dan McCulloch
Agatha Christie Ltd. ; ITV Global Entertainment ; screenplays by Clive Exton ... [and others] ; directed by Edward Bennett and Renny Rye ; produced by Brian Eastman
ITV Studios ; series created by Jill Hyem and Lavinia Warner ; written by Jill Hyem ... [and others] ; directed by Bill Hays ; produced by Michael Chaplin
an ITV Studios and WGBH Boston co-production ; produced by Chris Burt ; directors, Nick Renton, Nick Lughland, and David Drury ; writers, Helen Jenkins, Noel Farragher, and Nick Hicks-Beach
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