Black mail film

You're referring to the 2015 American thriller film "Blackmail"!

"Blackmail" is a psychological thriller directed by Daniel Barber and written by Barney Clay and John Hodge. The film stars Sophie Okonedo, Riz Ahmed, and Tom Wilkinson.

The movie follows a young woman named Zoe (played by Okonedo), who is a police officer in London. After a violent encounter with a suspect, Zoe is left shaken and begins to question her own morality. Meanwhile, a mysterious figure starts sending her threatening messages, demanding that she commit a crime.

As the situation escalates, Zoe finds herself trapped in a cat-and-mouse game with the blackmailer, who seems to know her deepest secrets. The film explores themes of morality, power, and the blurred lines between right and wrong.

"Blackmail" received generally positive reviews from critics, with many praising the performances of the cast, particularly Okonedo. The film was also praised for its tense and suspenseful atmosphere, as well as its thought-provoking exploration of complex themes.

If you enjoy psychological thrillers with complex characters and moral dilemmas, you might enjoy "Blackmail"!