Mark Williams-Thomas
True crime investigator and podcast host
Mark Williams-Thomas is a British true-crime podcaster, author, and investigative journalist. He has written several books on serial killers and hosts the popular true-crime podcast 'Casefile'. With over 20 years of experience in law enforcement, Williams-Thomas brings a unique perspective to his work. He is known for his meticulous research and in-depth analysis of complex cases.
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