S1 E3 ∙

Donald Maclean falls in love with an American, Melinda, and hurriedly marries her so that she can escape with him and the British embassy staff.

G

Contains Strong Language, Sexual Themes and Violence

Series Selector for Cambridge Spies

All episodes for series 1 of Cambridge Spies

S1 E1

Four young men meet in Cambridge; together they conspire to change the world for the good.

S1 E2

The four spies must bury their left-wing pasts and become part of the Establishment.

S1 E3

Donald Maclean falls in love with an American woman, but makes a shocking confession.

S1 E4

Now able to pass secrets on to Moscow, it's not long before the CIA suspects Maclean.