Angels & Demons (film) with author Dan Brown. In May 2006, following the release of the 2006 film adaptation of "The Da Vinci Code", Sony Pictures hired screenwriter Akiva Goldsman, who wrote the film adaptation of "The Da Vinci Code", to adapt "Angels & Demons". Filming was originally to begin in February 2008 and was originally going to be released on December 19, 2008, but because of the 2007–2008 Writers Guild of America strike, the film was pushed back for May 15, 2009. David Koepp rewrote the script before shooting began. Director Ron Howard chose to treat "Angels & Demons" as a sequel to
Criticism of The Da Vinci Code in "The Da Vinci Code". On April 11, 2005, novelist Lewis Perdue sued Brown and his publisher Random House for plagiarizing his novels "The Da Vinci Legacy" (1983) and "Daughter of God" (1999), claiming "there are far too many parallels between my books and "The Da Vinci Code" for it to be an accident." On August 4, 2005, District Judge George B. Daniels granted a motion for summary judgment and dismissed the suit, ruling that "a reasonable average lay observer would not conclude that "The Da Vinci Code" is substantially similar to "Daughter of God." Any slightly similar elements are