Critics described The Act of Killing as raw and terrifying , and in Rotten Tomatoes received an approval rating of over 95 % from less than 80 reviews and an average rating of over 8.5/10 .
The review aggregator website Rotten Tomatoes reported a 97 % approval rating with an average rating of 8.8/10 based on 77 reviews , with the consensus stating `` Raw , terrifying , and painfully difficult to watch , The Act of Killing offers a haunting testament to the edifying , confrontational power of documentary cinema . ''
The Act of Killing