Main article: The Twilight Saga (film series)
A screenplay for Twilight was written by Melissa Rosenberg and has been adapted into a film by Summit Entertainment. The film was directed by Catherine Hardwicke, with Kristen Stewart and Robert Pattinson in the leading roles of Isabella Swan and Edward Cullen, respectively. The movie was released in the United States on November 21, 2008. Twilight: The Complete Illustrated Movie Companion, written by Mark Cotta Vaz, was released October 28.
On November 22, 2008, following the box office success of Twilight, Summit Entertainment confirmed a sequel, called The Twilight Saga: New Moon, based on the second book in the series, New Moon. The film was released on November 20, 2009. The Twilight Saga: New Moon will be released on DVD and Blu-ray on March 20, 2010 through midnight release parties. That same day, Summit Entertainment will release Twilight in Forks, a documentary about the primary setting of the Twilight series, Forks, Washington. Topics Entertainment will release its own documentary about Forks and the Twilight series on March 16, called Forks: Bitten by Twilight.
The third installment in the series, The Twilight Saga: Eclipse, will be released on June 30, 2010.