- male, deceased (1997)
- Edward Arnold "Eddie" Chapman (November 161914 in Burnopfield, County Durham, - December 111997) was an habitual criminal who became a British...
- male, deceased (1987)
- James Jesus Angleton, known to friends and colleagues as Jim and nicknamed "the Kingfisher", was a long-serving chief of the Central Intelligence...
- male, deceased (1998)
- Sir John Jones, KCB (1923 – 1998) was Director-General of MI5, the United Kingdom's internal security service, from 1981 until 1985. Sir John was a...
- male, deceased (2006)
- Denis Martin Donaldson was a member (volunteer) within the Provisional Irish Republican Army (IRA) and a member of Sinn Féin who was exposed in D...
- female, deceased (1900)
- Maria Isabella Boyd (May 4, 1844 - June 11, 1900), best known as Belle Boyd, was a Confederate spy in the American Civil War. She operated from her...
- male, 71 years old
- Oleg Antonovich Gordievsky, CMG (born 10 October 1938 in Moscow, Russia), was a Colonel of the KGB and KGB Resident-designate ("rezident") and...
- female, 74 years old
- Dame Stella Rimington, DCB (born May 1935) was the Director-General (DG) of MI5 from 1992 to 1996. She was the first female DG of MI5, and the...
- male, deceased (1986)
- Adler Berriman Seal, or "Barry Seal" (July 16, 1939-February 19, 1986) was a pilot, allegedly with the Central Intelligence Agency (CIA), and later...
- male, deceased (1590)
- Sir Francis Walsingham is remembered by history as the "spymaster" of Queen Elizabeth I of England. An admirer of Machiavelli, Walsingham is...
- male, deceased (1979)
- Reinhard Gehlen (April 3 1902 - June 8 1979) was a Major General in the German Wehrmacht during World War II, with the position of chief of...
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