The Natural vs. the UnNatural In the novel and the movie, the Natural, many differences in the plot, the characters, and the theme give both a very different mood and overall meaning. Many small differences add up to give each work a distinctive feel to it and an important moral. Roy's relationship with Iris, the incident when Roy gets poisoned, and the ending all effectively display the differences that have such an important bearing on the outcome and effect of the theme. Iris is a key character in both the movie and the book, however he role in each is quite different. First of all Iris in the book is v