David Richard Campbell (born 7 February 1948) is a Canadian-American arranger, composer, musician, and conductor. He has composed and arranged music for many films, including North Country (2005), Brokeback Mountain (2005), August: Osage County (2013), Annie (2014), Foxcatcher (2014), Rock of Ages (2012), Dreamgirls (2006), and Joy (2015). He has also worked on over 450 gold and platinum albums by artists of a wide range of genres, including The Rolling Stones, Neil Diamond, Metallica, Kiss, Radiohead, Dolly Parton, Emmylou Harris, Linda Ronstadt, Evanescence, Rush, Beyoncé, Muse, Michael Jackson, Aaliyah, Ariana Grande, Harry Styles, Aerosmith, Juanes, Garth Brooks, Green Day, and various albums by his son Beck.
