Author J.K. Rowling and Warner Bros. have inked a deal that will have the author writing the screenplays for Harry Potter inspired films. The first one will be based on the book "Fantastic Beasts and Where to Find Them," which Rowling has already written. The film will feature a book Harry Potter read in the first film and be based around fictitious author Newt Scamander. It is the first in a series of films the two will do together.