Harrison "Marty" Graham - The Cookie Monster Killer // 20

He was a serial killer, a hoarder, and a filthy MF!! But he was also intellectually disabled, mentally ill, and drug addicted. Seven women wound up dead. Find out the whole story on this episode of KSOM!!

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Music: Jay Root

References:

https://truecrimecases.blogspot.com/2012/08/harrison-graham-corpse-collector.html

https://www.nytimes.com/1988/04/28/us/philadelphia-judge-finds-a-man-guilty-of-killing-7-women.html