Check out this video for more content like this: http://youtu.be/xy91KIE0yoo Subscribe: http://goo.gl/Q2kKrD // Have a Top 10 idea? Submit it to us here! http://watchmojo.com/suggest These movies tackle some very tough subject matter. Whether it's Blackfish, Dear Zachary, or The Bridge, these documentaries will leave you shaken. WatchMojo counts down the top documentaries that are hard to watch. Watch more great documentary related content here: Top 10 Documentary Mini Series - https://www.youtube.com/watch?v=ltw2Fr5hlpI Top 10 Documentary Filmmakers - https://www.youtube.com/watch?v=kIhsyeaHe9g Top 10 Rock and Roll Documentaries - https://www.youtube.com/watch?v=MXbUqdIx3rI Check out the voting page for this list and add your picks: https://www.watchmojo.com/suggest/top+10+most+hard+to+watch+documentaries Special thanks to our user alexholmes619@gmail. for suggesting this idea! List rank and entries: #10. “13th” (2016) #9. “Zoo” (2007) #8. “Tarnation” (2003) #7. “Titicut Follies” (1967) #6. “Dear Zachary A Letter to a Son About His Father” (2008) #5. “Blackfish” (2013) #4. “Capturing the Friedmans” (2003) #3, #2, #1??? Watch on WatchMojo: http://watchmojo.com Check our our other channels! http://www.youtube.com/mojoplays http://www.youtube.com/mojotalks http://www.youtube.com/msmojo http://www.youtube.com/jrmojo http://www.youtube.com/watchmojouk WatchMojo's Social Media Pages http://www.Facebook.com/WatchMojo http://www.Twitter.com/WatchMojo http://instagram.com/watchmojo Get WatchMojo merchandise at shop.watchmojo.com WatchMojo’s ten thousand videos on Top 10 lists, Origins, Biographies, Tips, How To’s, Reviews, Commentary and more on Pop Culture, Celebrity, Movies, Music, TV, Film, Video Games, Politics, News, Comics, Superheroes. Your trusted authority on ranking Pop Culture.