Continuity mistake: Sheba's eye makeup in the scene where she confronts Barbara keeps changing. One moment it's thick and black, the next it's barely visible, then it's streaked and smeared, then it's back to thick and black, etc.
Notes on a Scandal (2006)
Ending / spoiler
Directed by: Richard Eyre
Starring: Cate Blanchett, Judi Dench, Andrew Simpson, Michael Maloney, Tom Georgeson
Barbara informs the head of the school about Sheba's affair. Sheba, after getting kicked from her house, moves to live with Barbara. Only to find out Barbara is a lesbian, and been in love with her all the while. Sheba then hits Barbara, and returns to live with her husband. In the movie's ending scene Barbara meets a new "prey".
More mistakes in Notes on a Scandal
Barbara Covett: She's the one I have waited for.