After a mission goes wrong, only one of a group of mercenaries is left alive to avenge his fallen brothers.
A speculative biopic about Swedish UN Secretary-General Dag Hammarskjöld, the anti-colonialist, allegedly queer diplomat who died under mysterious circumstances during the Cold War while trying to bring peace to the Congo.
As the Cold War rages, ex-smuggler turned reluctant spy Harry Palmer finds himself at the centre of a dangerous undercover mission, on which he must use his links to find a missing British nuclear scientist.