This is a discography of film scorecomposer and conductorEnnio Morricone. He composed and arranged scores for more than 500 film and television productions. over three million in the United States and more than two million albums in Korea. His score for Sergio Leone's Once Upon a Time in the West is one of the top 5 best-selling original instrumental scores in the world today, with 5 to 10 million copies sold.