However, there’s a dark agent in the cryptography department; boo, hiss, it’s John Cairncross (Allen Leech), who threatens to out Turing when he discovers his own secret that puts national ...

A 110-year-old lemon used by a German WW1 spy to send secret messages from Britain with invisible ink is going on display in MI5’s first ever public exhibition. The blackened and flattened fruit ...

For more than a decade, as Cold War tensions threatened to escalate into all-out war, Mr. Gordievsky, a senior KGB officer, passed intelligence to the British spy agency MI6, sharing secrets that ...

According to the report by the MI5 agent watching him, John Cairncross appeared 'tail conscious' as he boarded a bus in London 's Trafalgar Square to his home in Lansdowne Crescent.

For the last decade he's taken tourists around NW3 on his monthly Hampstead Spy Walk, But recent releases have given him so much new material he's launching a second on Atomic spies.

TV TV News Downton Abbey Channel 5 drama The Vanishings is based on a true story and features Downton Abbey and Brassic stars Fans of crime dramas are in for a treat as Channel 5 will be airing a ...

The Cambridge Five consisted of Harold ‘Kim’ Philby, Guy Burgess, Donald Maclean, Anthony Blunt and John Cairncross, who together made up the most infamous spy ring of the 20th century.

The National Archives has released declassified MI5 files, including the confession of a civil servant who worked in the Cabinet Office, Treasury and Foreign Office in the 1930s, 1940s and 1950s – and ...

The art expert was the fourth member to be uncovered of the notorious ‘ Cambridge Five’, a spy ring of British agents who passed information to the Soviet Union during the Second World War and the ...

Cairncross, the last of the spy ring to be publicly identified in the 1990s, admitted in a 1964 interview in the U.S. that he too had been recruited by Russian intelligence.

Top secret MI5 files detailing first-hand accounts of confessions of three of Britain's most notorious double agents including Kim Philby and Anthony Blunt who spied for the Soviet Union were released ...

The queen’s private secretary, Martin Charteris, was told only that MI5 intended to interrogate Blunt due to his close ties with fellow spy Guy Burgess, who fled to the Soviet Union.