Luther: The Calling Luther: The Calling Luther: The Calling by Neil Cross is the first of three tie-in novels based on the BBC crime drama "Luther". The novel introduces the character of Detective Chief Inspector (DCI) John Luther. The novel is a prequel to the television series and focuses on the traumatic case involving a child killer named Henry Madsen. The novel expands on and explains several elements of the TV series, such as the breakup of the Luthers' marriage, and the corruption of DCI Ian Reed. The final events in the book mirror those portrayed at the start of Series 1 of
Damson Idris to Los Angeles, where he spent the day with Singleton, who wanted to ensure Idris had mastery of the accent. For the role, Idris practised his American accent by studying idol Denzel Washington, as well as a younger actor he admires, Michael B. Jordan, who also notably portrayed a teenaged drug dealer (Wallace) on the acclaimed series "The Wire". He also worked with rapper WC, who tutored him on not just an authentic accent but the mannerisms specific to South Central Los Angeles. Idris earned strong reviews for his performance; Malcolm Venable of "TV Guide" called him "nothing short of