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 Secret (2006 film) Da Vinci Code"; and "the "Unsolved Mysteries" of infomercials". In 2007, "The Secret" was reportedly being discussed in "e-mails, in chat rooms, around office cubicles, [and] on blind dates". It is recognized as having a broad and varied impact on culture. American TV host Oprah Winfrey is a proponent of the film and later the book. On The Larry King Show she said that the message of "The Secret" is the message she's been trying to share with the world on her show for the past 21 years. Author Rhonda Byrne was later invited to her show along people who