Pat Saperstein Deputy Editor Mark Damon, an actor-turned-independent sales executive who was a force in the foreign sales world and at film markets for many decades, died Sunday in Los Angeles, according to his wife. He was 91. Damon won the Golden Globe for Most Promising Newcomer for his starring role in 1960’s “House of Usher” for director Roger Corman, who died Thursday, then went on to appear in numerous Spaghetti Westerns and other B-movies shot in Europe, from “Johnny Yuma” to Mario Bava’s “Black Sabbath.” Born Alan Harris in Chicago, Damon earned an MBA at UCLA, then moved to Rome where he established a busy acting career.