These couples are straight up evil. For this list, well be looking at notorious couples throughout history that participated in violence and spread fear. Our countdown includes David & Catherine Birnie, Gwendolyn Graham & Cathy Wood, Henry Lee Lucas & Ottis Toole, Ian Brady & Myra Hindley, and more! Which of these stories do you find the most disturbing? Let us know in the comments below!

Watch more great crime videos here:
Top 10 Books That Inspired Horrific Real Life Crimes: https://youtu.be/U-IIBOiRapk
Top 10 Partners in Crime: https://youtu.be/Bi1LRbmwxc4
Top 20 Crime Movies of the Century (So Far): https://youtu.be/G3BDNgNnq-g

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