The Dark Tower is a 2017 American science fantasy Western action film directed and co-written by Nikolaj Arcel. Based on Stephen King's novel series of the same name, the film stars Idris Elba as Roland Deschain, a gunslinger on a quest to protect the Dark Tower—a mythical structure which supports all realities—while Matthew McConaughey plays his nemesis, Walter Padick (The Man in Black) and Tom Taylor stars as Jake Chambers, a boy who becomes Roland's apprentice.