The Equalizer – adalah sebuah film yang diangkat dari serial televisi di era 80-an. Robert McCall (Denzel Washington) seorang mantan komando operasi hitam yang telah memalsukan kematian untuk dapat hidup tenang di Boston. Suatu ketika, Robert dipaksa kembali mempertaruhkan hidupnya demi nyawa seorang gadis. Ia ingin melindungi dan menyelamatkan nyawa gadis muda bernama Teri (Chloe Moretz). Namun, aksi penyelamatan ini ternyata tak semudah bayangan Robert. Teri ternyata terlibat dengan mafia Rusia yang kejam dan membuat Robert ikut terseret di dalamnya. Berhasilkah Robert menyelamatkan Teri???

In The Equalizer – Denzel Washington plays McCall, a man who believes he has put his mysterious past behind him and dedicated himself to beginning a new, quiet life. But when McCall meets Teri (Chloë Grace Moretz), a young girl under the control of ultra-violent Russian gangsters, he can’t stand idly by – he has to help her. Armed with hidden skills that allow him to serve vengeance against anyone who would brutalize the helpless, McCall comes out of his self-imposed retirement and finds his desire for justice reawakened. If someone has a problem, if the odds are stacked against them, if they have nowhere else to turn, McCall will help. He is The Equalizer