John Carpenter is an American filmmaker, screenwriter, and composer known for his work in horror and science fiction films. He is also an accomplished musician, having composed and produced the soundtracks for many of his own films as well as other projects. Some of his most popular works include the themes for Halloween, The Fog, and Escape from New York. Carpenter has influenced many other filmmakers and musicians with his unique style and contribution to the horror and sci-fi genres.