MANSFIELD — Alfred Hitchcock was the undisputed king of movie suspense and thrills. The Englishman directed 50 feature films in a career that spanned six decades, including “The Lady Vanishes,” “Rebecca,” “Lifeboat,” “Spellbound,” “Rear Window,” “Vertigo” and, of course, “Psycho.” But the often dour-faced Hitchcock never took himself, or his work, too seriously. “A good […]