MI5 personnel

British novelist and spy (1931–2020)

English playwright, composer, director, actor, and singer (1899–1973)

English legal philosopher (1907–1992)

British art historian and Soviet spy (1907-1983)

British-born radio producer, intelligence and Foreign Office officer and double agent

English spy (1914–1997)

British businessman and politician (1910-1990)

British civil servant and intelligence officer

German-British actor (1916–1998)

British spy (1919–1990)

British activist

German-British journalist, diplomat and spy

Belgian International Brigade volunteer

British Viscount and diplomat (1919-2010)

English scientist and former MI5 intelligence officer (1916–1995)

British intelligence officer (1876–1947)

British Army general (1865-1942)

MI5 whistleblower

Dutch counterintelligence officer (1889-1961)

World War II Norwegian resistance member (1923-1999)

Welsh civil servant

electronics engineer, computer hardware engineer, and curator (1931–2011)

English poet