 Cooke, now 95 and serving two life sentences, was made a prime suspect by a team of investigators in the Channel 4 show, In The Footsteps of Killers. Cooke, and his paedophile ring, are suspected of murdering up to 20 young boys in the Seventies and Eighties. He was convicted of three killings. The shows ... Britains worst paedophile is prime cold case suspect... 