The BBC has got a new drama coming out and it looks nice and dark! The show, Luther, features Idris Elba in the eponymous role (DCI John Luther) who returns to work after a spell of leave following the traumatic arrest of serial killer Henry Madsen. This dark psychological thriller features a near-genius murder detective whose brilliant mind can’t always save him from the dangerous violence of his passions. Is he as demented as those he seeks to snare? Watch a clip over the jump.