The film received positive reviews from critics. Review aggregator Rotten Tomatoes reports that 83% of professional critics gave the film a positive review, with a rating average of 6.8 out of 10.[6] The majority of critics praised Deon Lotz's performance, Peter Bradshaw from The Guardian called it "A ferociously powerful, yet subtle and complex performance" and said it gave the film "a tragic dimension".[7] David Parkinson from Empire Magazine also praised Lotz, and in his three out of five stars review summarized his verdict as "Despite that title, there's an ugly power to this study of obsession and anger."[8]