1960s Brittish spy suburban house man with headphones radio

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.

As the Cold War rages, ex-smuggler turned reluctant spy Harry Palmer finds himself at the centre of a dangerous undercover mission, on which he must use his links to find a missing British nuclear scientist.