In the shadow of the Cold War a letter from Oleg Penkovsky (Merab Ninidze), an agent of the Soviet Union, is received by MI6 stating the concern of Penkovsky about world safety and his anxiety about a nuclear war. So Emily Donovan (Rachel Brosnahan), a CIA agent, reached out to MI6 agent Dickie Franks (Angus Wright), who recruited British salesman Greville Wynne (Benedict Cumberbatch) to be their spy.
The Courier
Businessman Greville Wynne is asked by a Russian source to try to help put an end to the Cuban Missile Crisis.
