Twisted (2010)

Are serial killers born to kill or are they affected by circumstance?

TWISTED takes an in-depth look at the world's most prolific serial killers through first-hand accounts and testaments of those closest to them, and attempts to answer the question: Was it nature or nurture?

• First Air Date: 2010-08-20
• Last Air Date: 2015-05-08
• Total Seasons: 8
• Total Episodes: 51
• Episode Runtime: 60 min.
• Network: Investigation Discovery