Rotten Tomatoes critics praised Michael Caine 's performance in the title role of Harry Brown .
Review aggregation website Rotten Tomatoes reports that 66 % of critics have given the film a positive review based on 113 reviews , with an average score of 6.1/10 , critical consensus being , `` Its lurid violence may put off some viewers , but Harry Brown is a vigilante thriller that carries an emotional as well as a physical punch , thanks to a gripping performance from Michael Caine in the title role . ''