Traitors (TV Series)

Aroview: 6-part TV series set in London in 1945, where a young women is recruited by the American Office of Strategic Services to spy on her own government in the aftermath of WWII.

Believing that there is a Soviet spy in the cabinet office, the agency instructs her to spy on an MP who is falling for her, and she begins to make personal betrayals in her effort to uncover the truth.