What British intelligence officer worked as a double agent for the Soviet Union and was recruited by Arnold Deutsch?
Kim Philby Harold Adrian Russell "Kim" Philby (1 January 1912 – 11 May 1988) was a high-ranking member of British intelligence who worked as a double agent before defecting to the Soviet Union in 1963. He served as both an NKVD and KGB operative.
John Rennie (MI6 officer) Sir John Ogilvy Rennie, {'1': ", '2': ", '3': ", '4': "} (13 January 1914 – 30 September 1981) was the 6th Director of the Secret Intelligence Service (MI6) from 1968 to 1973.