Marnie is best known today as a 1964 Hitchcock film, but it actually started life as a novel written by Winston Graham in 1961. It tells of a woman who has been damaged since childhood after believing that she killed her baby brother, because that is what her mother told her. As an adult she has taken on a series of jobs, each time embedding herself in the organisation before robbing it and moving on to another using yet another pseudonym. Her philosophy is that if God is capable of...