Stillwell: A Haunting on Long Island by Michael Phillip Cash. Paul Russo’s wife just died. While trying to get his family’s life back in order, Paul is being tormented by a demon who is holding his wife's spirit hostage on the other side. His fate is intertwined with an old haunted mansion on the north shore of Long Island called Stillwell Manor. Paul must find clues dating back hundreds of years to set his wife's soul free.