As terror stalks the streets of London, follow the investigations of Detective Inspector Abberline (Michael Caine) as he desperately attempts to corner the madman who kills with cunning and without reason. Impeded by increasing widespread hysteria, Abberline encounters interference from the highest authorities and all the while the grisly killings continue. Can he solve the greatest murder mystery the world has ever known? Academy Award winner Michael Caine leads an all-star cast (including Armand Assante, Jane Seymour, Lewis Collins, Susan George, and Harry Andrews) in this lavish Thames Television production.