Robert McCall is a former agent of a secret government agency who is now running his own private crime fighting operation where he fashions himself as "The Equalizer." It is a service for victims of the system who have exhausted all possible means of seeking justice and have nowhere to go. McCall promises to even out the odds for them.

Charlie and his troublesome cousin Paulie decide to steal $150000 in order to back a "sure thing" race horse that Paulie has inside information on. The aftermath of the robbery gets them into serious trouble with the local Mafia boss and the corrupt New York City police department.

A put-upon Jewish deli owner in Brooklyn dreams of getting out from underneath the thumb of his domineering father and his haughty fashion-model girlfriend by buying his own restaurant in midtown Manhattan.