The English have certainly had their share of long-playing ‘”whodunits” on its legendary West End where Agatha Christie’s classic, “The Mousetrap” has run continuously since 1952. Their list of authors of mysteries, ghost and horror stories also include the likes of Dorothy Sayers, Sir Arthur Conan Doyle and Mary Shelley.And now you can include Susan Hill whose “The Woman in Black,” a ghost story about a deserted, haunted English mansion on the northeastern coast, which has …