En 1934, en la Universidad de Cambridge, cuatro jóvenes de la alta sociedad inglesa, Anthony Blunt, Kim Philby, Donald Maclean y Guy Burgess, formaron una red de espionaje fundamentada en el idealismo para luchar contra el fascismo y a favor de la justicia social.
Espías de Cambridge (Temporada 1)
Episode One (Episodio 1)
Fecha de emisión: 2003-05-09
Duración: 60 min
Sinopsis: While at Cambridge university two students, Philby and Maclean, are approached by Intelligence officers and requested to spy. It does not take Philby too long to realise that it is not the British Intelligence services who want them, but the Russians. They agree to spy for the Russians and, once the school year ends, Kim is sent on assignment to Vienna, where he marries committed communist Lettie Friedman. Once back in England, Philby's runner,Blunt, tells him that the marriage is not in the interests of the mission, and Philby has to end it.
Episode Two (Episodio 2)
Fecha de emisión: 2003-05-16
Duración: 60 min
Sinopsis: Burgess gets a job at the BBC.
Episode Three (Episodio 3)
Fecha de emisión: 2003-05-23
Duración: 60 min
Sinopsis: With the German invasion of the Soviet Union, the spies find themselves working for the Allies.
Episode Four (Episodio 4)
Fecha de emisión: 2003-05-30
Duración: 60 min
Sinopsis: The Soviets detonate an atom bomb and take the world by surprise.

Temporadas
Episodios 4