David Edward Blewitt (August 7, 1928 – July 8, 2010) was an American Academy Award-nominated and Emmy-winning film editor, whose credits included Ghostbusters in 1984. Blewitt earned an Academy Award nomination for his work on The Competition in 1980.
Blewitt was born in Los Angeles, California, on August 7, 1928. He began his career in the entertainment industry by working as an usher at the Orpheum Theatre in Los Angeles when he was 15 years old. Blewitt enlisted in the United States Air Force, where he worked as an aerial reconnaissance photographer during World War II.
Blewitt returned to Los Angeles after World War II, where he initially worked as a cinematographer. His cinematography television credits included Hollywood and the Stars.
He transitioned to film editing when he joined David L. Wolper Productions where he met, and often collaborated with, Jack Haley, Jr.. Their joint productions included That's Entertainment! in 1974, That's Entertainment, Part II in 1976 and Life Goes to War: Hollywood and the Home Front. Blewitt's other credits with Wolper Prods. included Movin' With Nancy and The Undersea World of Jacques Cousteau.