Joanne Froggatt, who played lady's maid Anna Bates on Downton Abbey, plays the notorious Victorian poisoner Mary Ann Cotton who was raised in the northeast England coal fields.
How many people did the real life Mary Ann Cotton kill? The tally is not and will never be known though it is thought to be between 13 and 21. We lost count in the movie of the total number of people she killed in the film version of her story.
at the movies!
Buy Dark Angel on Amazon.
Read about the real Mary Ann Cotton on the websited devoted to her story.