Leonard Burt

Leonard Frank Burt (11 February 1932–24 November 2010) was a British policeman known for his involvement in Operation Countryman and his discovery of the Portland spy ring. Career In 1959, Burt discovered that Harry Houghton, a worker at the Admiralty Underwater Weapons Establishment, was living beyond his means. Burt investigated Houghton and reported him to MI5, leading eventually to the unravelling of the Portland spy ring. Burt acted as operational head of the investigation.

Burt ended his career as assistant chief constable of the Dorset police force, and died in 2010.