Sly and dry intelligence agent Harry Palmer is tasked with investigating British Intelligence security, and is soon enmeshed in a world of double-dealing, kidnap and murder when he finds a traitor operating at the heart of the secret service.
The Ipcress File is a 1965 British spy film directed by Sidney J. Furie, from a screenplay by Bill Canaway and James Doran, based on Len Deighton's 1962 novel The IPCRESS File. It stars Michael Caine as Harry Palmer, an intelligence officer from the War Office investigating the disappearances of high-level scientists.