Don Loren Harper is an American film composer, songwriter, conductor, and arranger whose credits include films such as The Guardian, National Treasure, Training Day, Armageddon, The Rock, Twister, Broken Arrow, Assassins, and Speed. Harper composed and conducted the music for Disney's direct-to-video releases The Lion King 1½, Tarzan & Jane, and Atlantis: Milo's Return. He also created the scores for the television series' The Magnificent Seven and The Twilight Zone, and the TV movie Houdini.