Dark Angel on Masterpiece

  • 2016
  • TV Show
  • None

The true story of serial killer Mary Ann Cotton, a 19th-century British woman from northern England who escaped life as a coal miner wife's life by hitting upon a seemingly infallible scheme: taking out modest life insurance policies on her intended victims and then poisoning them with arsenic, which was difficult to detect at the time.

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Season 1 Episode Guide

Dark Angel on Masterpiece

Season 1, Episode 1

May 21, 2017

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  • Premiered: October 31, 2016
  • Rating: None
  • Premise: The true story of serial killer Mary Ann Cotton, a 19th-century British woman from northern England who escaped life as a coal miner wife's life by hitting upon a seemingly infallible scheme: taking out modest life insurance policies on her intended victim… (more)

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