Deadwing is the eighth studio album by British progressive rock band Porcupine Tree, released on 28 March 2005. It quickly became the band's best selling album, though was later surpassed by Fear of a Blank Planet. The album is based on a screenplay written by Steven Wilson and Mike Bennion, and is essentially a ghost story. Wilson had expressed the intention to eventually have this film script made into a movie.The album produced two singles, "Shallow" and "Lazarus".