Golden Globe Award-winner Idris Elba returns to his monumental role as London's haunted DCI John Luther. In Season Five of the thrilling police drama, Luther and his new recruit, DS Catherine Halliday, confront a new nightmare, a series of monstrous killings that grow increasingly macabre. As the police and notorious gangster George Cornelius converge on Luther's home, the detective must choose between saving a friend in peril, or the serial killer's next target.