A Spy Among Friends' starring Guy Pearce and Damian Lewis tells a gripping true story of betrayal. Let’s see how much of it ...

Newly declassified files show the moment the notorious Cambridge double agent finally confessed to his treachery.

Stewart Purvis leads guided walks of Hampstead showing tourists where the spies who leaked state secrets lived and met ...

Official Secrets' will feature original case files, photographs and papers, alongside authentic espionage equipment ...