Working screenwriters write every day.
Silvertongue Screenwriters - 2011 was released on: USA: 11 December 2011 (Miami, Florida)
Framelines - 2011 Screenwriters 2-2 was released on: USA: 5 October 2013
When an author writes a book that a filmmaker is interested in turning into a film, he or she will typically ask for the book to be turned into a manuscript. This process is done by the author and film screenwriters.
Screenwriters Brigade - 2013 was released on: USA: 14 September 2013 (Gulf Coast Film & Video Festival)
A screenwriter
The cast of Silvertongue Screenwriters - 2011 includes: Krisstian de Lara as Bartender Vincent James Crupi as Customer
The screenwriter writes the movie's script.
They are called screenwriters, or just writer.
Screenwriters Word Into Image - 1982 Robert Towne 1-6 was released on: USA: 15 November 1982
Screenwriters Word Into Image - 1982 William Goldman 1-1 was released on: USA: 11 October 1982
Screenwriters Word Into Image - 1982 Carl Foreman 1-5 was released on: USA: 8 November 1982
Screenwriters Word Into Image - 1982 Neil Simon 1-4 was released on: USA: 1 November 1982