Blunt confessed in 1964 to spying for the Soviet Union as part of the notorious Cambridge Five spy ring during World War II, but the queen would only be told the full story in 1973 — responding ...

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.

Cambridge spy Blunt feared violence from his KGB controller - Newly-declassified files show notorious double agent refused ‘insane’ order to follow fellow spies Burgess and Maclean to Moscow.