The Spy Who Came in from the Cold is a 1963 Cold War spy novel by the British author John le Carré. It depicts Alec Leamas, a British agent, being sent to East Germany as a faux defector to sow disinformation about a powerful East German intelligence officer.
John le Carré, the pseudonym of David John Moore Cornwell (born 19 October 1931 in Poole, Dorset, England), was an English author of espionage novels. Le Carré had resided in St Buryan, Cornwall, Great Britain, for more than 40 years, where he owned a mile of cliff close to Land's End.