Mark Williams-Thomas

Mark Alan Williams-Thomas is an English investigative journalist, documentary maker, television presenter, podcaster and private investigator. Before becoming an investigative reporter, he worked as a policeman and family liaison officer with Surrey Police. Williams-Thomas presented the documentary which helped expose Jimmy Savile as a paedophile in The Other Side of Jimmy Savile, which led to the Operation Yewtree police investigation against Savile and others including Rolf Harris.