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
The Da Vinci Code of some of the more controversial aspects being fact on his web site, stating that the "FACT" page at the beginning of the novel mentions only "documents, rituals, organization, artwork and architecture", but not any of the ancient theories discussed by fictional characters, stating that "Interpreting those ideas is left to the reader". Brown also says, "It is my belief that some of the theories discussed by these characters may have merit" and "the secret behind "The Da Vinci Code" was too well documented and significant for me to dismiss." In 2003, while promoting the novel, Brown was asked in