Maria Rose You have to realize that whenever they do a screen adaptation, they always change things (descriptions) from the book, because of the need to make it visually effective. When we read a book, it is our imagination that creates it pictorially in our minds.
Zach The plot is very very similar. The book goes into more detail obviously, and is a little more gruesome than the movie. As with several movie adaptations of King books, this movie does not do the book justice.