written by Julia Gilbert, Matt Thomas, Chris Niel, Chris Murray, Maria Ward ; produced by Charles Palmer ; directed by Matt Carter, James Larkin, Roberto Bangura, Audrey Cooke ; a Free@Last TV & Company Pictures production ; co-produced by Acorn Media Enterprises, a division of AMC Networks
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 Kudos Film and Television production for BBC Wales ; produced by Cameron Roach ; directed by S.J. Clarkson, Richard Clark, and Andrew Gunn ; co-created by Tony Jordan, Ashley Pharoah, Matthew Graham ; written by Matthew Graham ... [and others]
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
a Kudos Film and Television production for BBC Wales ; co-created by Matthew Graham, Ashley Pharoah, Tony Jordan ; produced by Claire Parker ; directed by Bharat Nalluri ... [and others] ; written by Matthew Graham .. [and others].
created by Anthony Horowitz ; written by Anthony Horowitz and David Kane ; produced by Jeremy Gwilt ; directed by Stuart Orme and Andy Hay ; Eleventh Hour Films in association with Acorn Media Group, Inc. and Octagon Films Limited
written by Julia Gilbert, Chris Murray, Chris Niel ; produced by Guy Hescott ; directed by Carolina Giammetta, Roberto Bangura, Audrey Cooke, Matt Carter