Death Valley is a 1982 horror film starring Catherine Hicks, Edward Herrmann, Peter Billingsley, Stephen McHattie, Paul Le Mat, Mary Steelsmith and Earl W. Smith. It was directed by Dick Richards and written by Richard Rothstein. It centered on a divorcee and her child being stalked by a serial killer after the boy picks up an object that can help tie the killer to his crimes. The chilling preJames Horner orchestral score is by television composer Dana Kaproff.
Source: Wikipedia