These documentaries about creepy mysteries will keep you up at night. Our countdown includes The Killing of Jimmy Hoffa, The Fear of 13, Missing Mom, and more! Which mystery documentary creeped YOU out the most? Let us know in the comments!

Watch more great documentary videos here:
Top 10 Creepiest Documentaries - https://youtu.be/9ShFw0HiVW8
Top 10 Controversial Documentary Movies - https://youtu.be/GXyOVizFM88
Top 10 Most Hard to Watch Documentaries - https://youtu.be/XgBhN2WHnHg

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