Rampage had a musical score by which American composer?
Rampage (1963 film):  It features a musical score by Elmer Bernstein and was based on the homonymous novel by Alan Caillou, published in 1961. Elmer Bernstein: Elmer Bernstein (April 4, 1922August 18, 2004) was an American composer and conductor who is best known for his many film scores.
Elmer Bernstein