A British secret service agent follows them, disguised as a senior.
Notorious is a 1946 American spy film noir directed and produced by Alfred Hitchcock, starring Cary Grant, Ingrid Bergman, and Claude Rains as three people whose lives become intimately entangled during an espionage operation.
The situation becomes complicated when the two fall in love as Huberman is.
Written by Brian Moore, the film is set in the Cold War.