Star Wars is not the most influential film of all time. Scientists from the Italian Turin after examination of the opinion that this is The Wizard of Oz. The musical from 1939 holds other classics such as Star Wars (1977), Psycho (1960) and King Kong (1933). The study is based on the number of references that the movies themselves to each other. Scientists developed an algorithm that over 47.000 movies from the online database, IMDB could judge.