The case UK police thought of as the most baffling murder cases ever - Robbie Coltrane's Critical Evidence

Karen Price, also known as Little Miss Nobody, was a 15-year-old Welsh murder victim who disappeared in 1981. After the discovery of her body in 1989, British facial reconstruction artist Richard Neave used her skull to create a model of her physical appearance. Robbie Coltrane reveals eight of the hardest, most complex and baffling murder cases ever to be investigated by British police. It is a record of the detectives’ art: using skill and determination to solve seemingly unsolvable cases – because the only difference between success and failure is critical evidence.