Chronocling the story of the most infamous double agents in British history. Anthony Blunt is sent to Germany to retrieve sensitive documents

The group go underground as part of the British establishment: Blunt is close to the royal family, Maclean joins the Foreign Office, Burgess is in MI5 and Philby is a journalist. Show more

During the Cold War, Maclean is passing atomic energy information to his Soviet contact. Burgess becoming increasingly self-destructive. Show more

At Cambridge in the 1930s, don Anthony Blunt and student Guy Burgess recruit fellow students Kim Philby and Donald Maclean to fight fascism by spying for Soviet Russia. Show more