The Equalizer is a 2014 American vigilante action film directed by Antoine Fuqua, loosely based on the 1980s TV series of the same name. Written by Richard Wenk, it stars Denzel Washington in the lead role, Marton Csokas, Chloë Grace Moretz, David Harbour, Bill Pullman and Melissa Leo. The film focuses on a former U.S. Marine turned DIA intelligence officer who reluctantly returns to action to protect a teenage prostitute from members of the Russian mafia. Principal photography began in June 2013 in Massachusetts.