Recruitment of the “Magnificent Five”

I. Cambridge in the 30s

II. USSR in the 30s

III. Economist Maurice Dobb

IV. Harold A.R. (Kim) Philby

V. Arnold Deutsch

VI. Donald Maclean

VII. Guy Burgess

VIII. Anthony Blunt

IX. John Cairncross

A. Andrew and Gordievsky

WWII’s Opportunities

I. Maclean at the FO

II. Cairncross at Treasury, then Lord Hankey, then GC&CS

A. warning of German attack against Kursk

B. Soviet air attack

III. Burgess at BBC and Section D

IV. Philby as journalist then counterintelligence

V. Blunt at MI5, then Surveyor of the Queen’s Pictures

Post-War

I. Maclean in Washington, Cairo, and London

A. Atomic intelligence

II. Burgess at Foreign Office then Washington

III. VENONA

IV. Who’s HOMER

V. Philby tips them off

VI. Flight of Burgess and Maclean, 25 May 1951

VII. Fall of Cairncross and Philby

VIII. Philby moves to Beirut, then Moscow