The Spy Who Came In from the Cold is a 1965 British spy film based on the 1963 novel of the same name by John le Carré. The film stars Richard Burton, Claire Bloom, and Oskar Werner. It was directed by Martin Ritt, and the screenplay was written by Paul Dehn and Guy Trosper.

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. It serves as a sequel to le Carré's previous novels Call for the Dead and A Murder of Quality, which also featured the fictitious British intelligence organization, "The Circus", and its agents George Smiley and Peter Guillam.