The Dark Tower was released in 2017.
Following the completion of the third arc a one-shot issue titled The Dark Tower: Sorcerer was released April 8, 2009
 The film combines elements from several novels in The Dark Tower series, serving as a canonical sequel to the novel series, which concluded with the revelation that Roland's quest was a cyclical time loop; the presence of the Horn of Eld, which Roland carries in the film, indicates that this is the next cycle

