Question: Who plays the title character of the British crime drama programme written by Neil Cross that is also credited to the English and Canadian filmmaker Stefan Schwartz?

Context articles: Mr In-Between
Stefan Schwartz
Puddle Lane
The Abduction Club
Shooting Fish
Sacrifice (Revenge)
Luther (TV series)
List of Broadchurch episodes
Soft Top Hard Shoulder
Luther: The Calling

Mr In-Between (also called The Killing Kind) is a 2001 British crime drama film based on the novel of the same title by English novelist Neil Cross.
 The film was directed by cinematographer Paul Sarossy, his only directorial role to date, and the screenplay written by Peter Waddington, who also has a small role in the film.
Stefan Schwartz (born 1 May 1963) is an English and Canadian film and television director, writer and actor, most known for the feature film "Shooting Fish" and his work on the BBC's "Spooks" and "Luther", AMC's "The Walking Dead" and Showtime's "Dexter".
Puddle Lane (or Tales from Puddle Lane) is a 1980s British pre-school children's television programme written by Rick Vanes with animated stories written by Sheila K. McCullagh, author of Tim and the Hidden People.
 A long series of books based on the stories was produced by Ladybird Books, also under the title Puddle Lane.
The Abduction Club is a British romantic comedy-drama adventure film released in 2002; it was directed by Stefan Schwartz.
 Based loosely on real events, the plot centres on a group of outlaws who abduct women in order to marry them.
 It was written by Richard Crawford and Bill Britten (the British director and writer, not the American comedian)
Shooting Fish is a 1997 British romantic crime comedy film directed by Stefan Schwartz and co-written with Richard Holmes.
 Starring Dan Futterman and Stuart Townsend as two con men with Kate Beckinsale as their unwilling assistant, the film was produced by Winchester Films and partly funded by National Lottery money administered through the UK Arts Council.
 "Shooting Fish" aimed to transfer well to international markets that were keen on British films following the success of "Four Weddings and a Funeral".
"Sacrifice" is the fourteenth episode of the second season of the ABC television series "Revenge" and the thirty-sixth episode overall.
 The episode originally aired on February 17, 2013.
 It was directed by Stefan Schwartz and jointly written by veteran "Revenge" writers Mark B. Perry and Joe Fazzio.
Luther is a British crime drama programme starring Idris Elba as the title character, DCI John Luther.
 Written by Neil Cross, the first season, comprising six episodes, ran in May and June 2010.
 A second season of four episodes aired on BBC One in June and July 2011.
 A third series was commissioned in 2012, comprising four episodes aired in July 2013.
 A two-episode fourth series was broadcast in December 2015.
 A fifth series has been announced with filming due to start in early 2018.
"Broadchurch" is a British television crime drama programme broadcast on ITV.
 It was created and written by Chris Chibnall and produced by Kudos Film and Television, Shine America, and Imaginary Friends.
 The first series focuses on the death of an 11-year-old boy and the impact of grief, mutual suspicion, and media attention on the town; it premiered on 4 March 2013.
 The second series began its ITV broadcast on 5 January 2015.
 The third series was confirmed on 23 February 2015, immediately following the second series finale, and premiered on 27 February 2017, and concluded on 17 April 2017.
 During the course of the programme, episodes of "Broadchurch " aired over series.
Soft Top Hard Shoulder is a 1992 British comedy drama film directed by Stefan Schwartz, produced by Richard Holmes, written by and starring Peter Capaldi and also starring Elaine Collins, Frances Barber, Jeremy Northam and Richard Wilson.
Luther: The Calling by Neil Cross is the first of three tie-in novels based on the BBC crime drama "Luther".