Best-selling author Melissa de la Cruz is working on a book based on the Disney Channel movie "Descendants."
Disney Publishing Worldwide announced Wednesday that "Isle of the Lost" will be a prequel to the planned TV movie about the children of Maleficent and other Disney villains. The movie will be directed by "High School Musical" director Kenny Ortega and will star Kristin Chenoweth. The book and the film come out next year.
De la Cruz is known for her million-selling "Blue Bloods" series and for the series "Au Pairs" and "The Ashleys."