Reeling from the death of his friend, Luther races to save the others from Cornelius's terrible retribution. With Luther's increasing absence from the case, Halliday heads the hunt for a killer on the loose - a killer determined to complete his final macabre masterpiece.
Casts:
Idris Elba, Dermot Crowley, Hermione Norris, Michael Smiley, Ruth Wilson, Patrick Malahide, Wunmi Mosaku, Enzo Cilenti