The Communist Party of Great Britain (CPGB) was a Communist British political party. It was defunct by 1999. (PROSE: The Danger Men)
David Ritchie was a member of the Communist party until he departed in protest after the invasion of Hungary. (AUDIO: 1963: The Assassination Games)
Dieter Allegro's parents were members of the Communist Party of Austria who immigrated to the United Kingdom. Dieter joined the CPGB for sentimental reasons after his parents died in 1980, but renounced all party politics after his wife Kristina died in 1989. (PROSE: The Danger Men)