Lionel Newman, who composed, conducted or supervised the scores of more than 250 films, including "Hello, Dolly," for which he won an Oscar, died Friday in Los Angeles after suffering a heart attack. He was 73. Newman's Oscar nominations included the scores of such films as "Doctor Doolittle," "Mardi Gras," "Let's Make Love" and "The Pleasure Seekers," among others. His also wrote the score for "Love Me Tender," during which Elvis Presley made his film debut, and conducted the scores for "Cleopatra," "Planet of the Apes" and "The Omen."