How a blackmailer using the dark web to buy personal details so he can blackmail people is finally caught in his home in Mold. Plus the detailed police investigation that smashed a gang of thieves based in Swansea, Neath and Port Talbot.

After a phone is left behind at the scene of a minor car crash in Cardiff, police go on to unravel a huge drugs conspiracy. Plus we go into the Crimewatch archives to see how the cold-hearted killer of Tati Rogers was eventually caught thanks to an elaborate double bluff set by the police in Wrexham.