Judi Dench, Sophie Cookson, Stephen Campbell Moore. British born Joan Stanley is a retired widow who, having served most of her life as a civil employee, is at home when the British Secret Service shows up to arrest her. Once a student at Cambridge in 1938, Joan became a communist sympathizer and is accused of leaking classified information to the communists—including details on the building of the atomic bomb. Loosely based on the story of "Granny spy" Melita Norwood. Directed by Trevor Nunn. 2018/color/101 min/R/widescreen.