Revealing mistake: When CG and IB are on the plane, watch the scenery in the window. It appears to be going in reverse.
Notorious (1946)
1 revealing mistake
Directed by: Alfred Hitchcock
Starring: Cary Grant, Claude Rains, Ingrid Bergman, Louis Calhern
Continuity mistake: Watch Devlin's hands in the cafe in Rio. They open and close between shots.
Trivia: Leopoldine Konstantin plays Claude Rains' mother in the movie, even though in real life she was only three years older than him.