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 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].