Movie background music has come a long way since the days when a loud chord went with a slammed door, a descending scale with a man falling downstairs. Whether it has gone far enough to be music in its own right, few music critics are willing to assert. But last week two scores by Hollywood's No. 1 sound-track composer, Miklos Rozsa, were fast-moving items. His Spellbound Concerto, adapted from his Oscar-winning music for Spellbound, had sold 100,000 sets at $4 each; his Lost Weekend music was one of Victor's top ten "semi-classical" sellers.
Composer Rozsa, a small, soft-mannered man of 39,...