A dark psychological crime drama starring Idris Elba as Luther, a man struggling with his own terrible demons, who might be as dangerous as the depraved murderers he hunts.
Away from the police force, Luther receives a visit from Detective Chief Inspector Theo Bloom and Detective Sergeant Emma Lane. They bring him some new evidence that will draw him back to London to find the truth. The team tracks a cannibalistic serial killer.
On the trail of a horrifying killer, Luther finds himself haunted by ghosts from his past.