What British intelligence officer worked as a double agent for the Soviet Union and was recruited by Arnold Deutsch?
Arnold Deutsch Arnold Deutsch (1903–1942?), variously described as Austrian, Czech or Hungarian, was an academic who worked as a Soviet spy, best known for having recruited Kim Philby. Much of his life remains unknown or disputed.
John Alexander Sinclair Sir John Alexander Sinclair, {'1': ", '2': ", '3': ", '4': "} (29 May 1897 – 22 March 1977) was a British Army general who was head of the Secret Intelligence Service (SIS) from 1953 to 1956.