Books about MI-6

Michael Jones is a man whose brain and body have been irrevocably altered by a mysterious, year-long experiment called the 'Desolation Test'. A former spy, he has moved to Los Angeles. Hired by a rich patriarch to retrieve a lost pornographic film featuring Adolf Hitler, Jones becomes embroiled in a Chandleresque plot of murder and mayhem.

A formative episode in the life of the Clancy's character John Kelly, known as Mr Clark . In Vietnam, special operations veteran Kelly was known as the snake - the man whose footsteps no one ever heard. Now, in 1970, back in the USA, footsteps were all around him.

Long before he was President, Jack Ryan was a novice CIA analyst. One of his first assignments was to debrief a high-level Soviet defector who told a tale of officials planning to assassinate Pope John Paul II. However, it turns out that not only the Pope, but the Western world is at stake.

John Clark is the man who conducts the secret missions. President Ryan can have no part of. Whether hunting warlords in Japan or Columbian druglords, Clark is efficient and deadly but even he has ghosts in his past. And none worse than the peril he must face in Rainbow Six: a group of terrorists the world has never encountered before.

Investigations into the accidental deaths of two of the world's most powerful men have revealed just one link: both had a son attending Point Blanc Academy - an exclusive school for rebellious rich kids, run by the sinister Dr Grief and set high on an isolated mountain peak in the French Alps.

Kim Philby joined the Secret Intelligence Service in 1940, rose to the head of Soviet counterintelligence, and, as MI6's liaison with the CIA and the FBI, betrayed every secret of Allied operations to the Russians. Written from Moscow in 1967, this title revolutionized the art of espionage writing.