The Specialist (1994)

The government taught him to kill. Now he's using his skills to help a woman seek revenge against the Miami underworld.

May Munro is a woman obsessed with getting revenge on the people who murdered her parents when she was still a girl. She hires Ray Quick, a retired explosives expert to kill her parent's killers. When Ned Trent, embittered ex-partner of Quick's is assigned to protect one of Quick's potential victims, a deadly game of cat and mouse ensues.