HomePeople Biography and filmographyBarbara Lessin Biography unavailable on TMDB. Movies (4)TV shows (0) Movies (4) Head Cases: Serial Killers in the Delaware Valley2013 · Andrea Montgomery, Set Decoration, Co-Executive Producer Post-Mortem2010 · Andrea Montgomery, Co-Executive Producer The Ritual2009 · Andrea Montgomery, Set Dresser, Co-Executive Producer Head Case2007 · Andrea Montgomery TV shows (0) No credits available.