The Chronicles of Narnia: Prince Caspian film. The tone of the film's marketing focused on the film's action, and unlike "The Lion, the Witch and the Wardrobe" Disney and Walden did not screen the film for pastors or give Bible-based study guides in North America. "Prince Caspian" was released on DVD and Blu-ray Disc in the UK on 17 November 2008, and on 2 December 2008 in North America. It was the top selling DVD of its release week in the U.S. taking in $54.7 million. The film was released in Australia on 27 November 2008. There were one-disc and three-disc DVD editions (two-disc only in
The Chronicles of Narnia book: Lewis's interest in the literary symbolism of medieval and Renaissance astrology is more overtly referenced in other works such as his study of medieval cosmology "The Discarded Image", and in his early poetry as well as in "Space Trilogy". Narnia scholar Paul F. Ford finds Ward's assertion that Lewis intended "The Chronicles" to be an embodiment of medieval astrology implausible, though Ford addresses an earlier (2003) version of Ward's thesis (also called "Planet Narnia", published in the "Times Literary Supplement"). Ford argues that Lewis did not start with a coherent plan for the books, but Ward's book answers this