Richard Bilton explores the hidden world of surveillance, going inside the CCTV nerve centre and meeting those who are watched and those who fall foul of modern surveillance.
Richard Bilton meets those who have made our private lives their business, and delves in to the criminal underworld of hackers and blaggers who steal information.
Richard Bilton speaks to leading figures from the world of secret intelligence to find out about modern surveillance and to see how effective it is in tackling serious crime.