The Chronicles of Narnia: Prince Caspian go back to England, leaving Caspian as King of Narnia. Before the release of "", the screenplay for the sequel "Prince Caspian" had already been written. Director Andrew Adamson said the decision was made to follow the publication order of the novels because "if we don't make it now we'll never be able to, because the [actors will] be too old". "Prince Caspian", the second published novel in the series, is the fourth chronologically. "The Horse and His Boy" takes place during a time only hinted at in "The Lion, the Witch and the Wardrobe". The writers briefly considered combining
The Chronicles of Narnia Caspian", "The Voyage of the Dawn Treader" and "The Horse and His Boy", were already complete, they were not released immediately at that time, but instead appeared (along with "The Silver Chair") one at a time in each of the subsequent years (1951–1954). The last two books ("The Magician's Nephew" and "The Last Battle") were published in the United Kingdom originally by The Bodley Head in 1955 and 1956. In the United States, the publication rights were first owned by Macmillan Publishers, and later by HarperCollins. The two issued both hardcover and paperback editions of the series during their tenure