Liars, murderers and child abductions

In 2008, Karen Matthews made tearful TV appeals for the return of her missing daughter Shannon, all the while knowing where she was. Similarly, Gordon Wardell and Tracie Andrews attended press conferences after having killed their partners.

Psychologist David Canter and Paul Ekman examine footage of these and others who made appeals on crimes to the media but who later were found guilty themselves, including Ian Huntley and Fadi Nasri, to explore their behaviour and look for telltale signs of their dishonesty.
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Transcript of ITV's 'Tears, Lies and Videotape'