‘Luther’s’ Idris Elba as Nelson Mandela in ‘Long Walk to Freedom’ Just because we’ve seen the last of crime drama Luther (at least on the small screen) doesn’t mean we won’t still be seeing a lot more of its star. Idris Elba, who, along with Luther, is also fairly well known among US audiences for his role as drug By Lacy Baugher for Movies on 10/25/2013