wanted to revisit a question that was raised in the pilot of Criminal Minds: "There's a question raised in the pilot episode of whether you can spend your time hunting monsters and not become a monster. We wanted to revisit that question 100 episodes later and see if the answer changed. Hotch does something that makes you wonder what's happened to everybody [since the start]." Reception Ratings The episode aired on CBS on November 25, 2009. Upon initial release, it was viewed by 13.61 million people and it also garnered a 3.2 Nielsen rating. "100" was also the week's third most watched drama and ranked tenth on the list of most watched television programmes overall. Critical response "100" was met with positive reviews. The episode has received an average score of 7.3 out of 10 in IMDb. Anthony Ocasio from Screen Rant gave the episode a positive review, saying that it "had me sitting on the edge of my seat the entire way" and said the scene with the Reaper, Haley and Jack was "the most intense thing I’ve seen all year". CliqueClack praised Gibson's performance, saying that it "was a stunning performance by Gibson that cements his legacy as a top-tier actor". References External links Criminal Minds 2009 American television episodes