Overview
Coffy is a 1973 American blaxploitation film written and directed by Jack Hill. The story is about a black female vigilante played by Pam Grier who seeks violent revenge against a heroin dealer responsible for her sister's addiction.
This was the third Jack Hill film to star Grier after The Big Doll House and The Big Bird Cage. Grier would go on to boost her career as the leading "femme fatale" of blaxploitation for the rest of the 1970s.
The film's tagline in advertising was "They call her 'Coffy' and she'll you!"
Plot
An emergency room nurse, named Flower Child Coffin, but usually referred to as 'Coffy', seeks revenge against the people responsible for her younger sister Lubelle's cocaine addiction and the widespread violence in her city. Under the guise of a prostitute willing to do anything for a drug fix, she lures a drug pusher and a mob boss to their residences, killing them. After the murders, Coffy returns to her job at a local Los Angeles hospital.
From Wikipedia (CC BY-SA 4.0).