The gripping true crime story of a detective's relentless pursuit of a ruthless killer.

Former police detective Charles Henry had a long and distinguished career. But his most unforgettable assignment was the case of Malcolm Webster, a heartless psychopath who killed his wife and attempted to kill two others.
In this true-crime documentary, Charles revisits the most disturbing case of his career. This is the never-before-told story of how one small-town detective brought a ruthless killer to justice.
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