One of the most respected and versatile actresses of the 20th century, Angela Lansbury was a star in three mediums – film, television, and stage – and maintained her status over the course of a 60-year-career. Her film career began with an Oscar nomination for 1944’s “Gaslight” and encompassed everything from thrillers like “The Manchurian Candidate” (1962) to the voice of Mrs. Potts in Disney’s “Beauty and the Beast” (1992). On television, she was a veteran of live broadcasts in the 1950s and enjoyed a 12-year run as sleuth Jessica Fletcher on “Murder, She Wrote” (CBS, 1984-1996)....