The Deadliest Serial Killers

From doctors to clowns, and even people thinking they're doing the world a favor, today we're covering some of the deadliest serial killers. Why did a killer claim a dog made him kill? Which killer changed the way people saw clowns forever? And did a DNA sample really reveal the identity of Jack the Ripper? 00:00 The Deadliest Serial Killers 01:13 David Richard Berkowitz 03:05 H.H. Holmes 04:48 Ted Bundy 07:09 John Wayne Gacy 08:56 Jack the Ripper 10:47 Jeffrey Dahmer 12:21 Richard Ramirez 14:12 Harold Shipman Questions or concerns? Contact us at https://underknown.com/contact/ Interested in sponsoring our episodes or collaborating? Email us: [email protected] Produced by the makers of What If. Check out our other channels: What If - https://bit.ly/youtube-What-If Aperture: https://bit.ly/aperture-show Whether it’s an earthquake, mudslide or shark attack, survive whatever awaits you. How To Survive shows how to endure life-threatening moments with science and survivor stories. Note: This video is not intended to be a substitute for professional advice, diagnosis, or treatment. Always seek the advice of your physician or another qualified health provider with any questions you may have regarding a medical condition. Never disregard professional medical advice or delay in seeking it because of something you have seen on this channel. If you think you may have an emergency, call your doctor, the ambulance or the police immediately. Underknown does not recommend or endorse any specific tests, physicians, products, procedures, opinions, or other information that may be mentioned in this video. Reliance on any information provided by Underknown is solely at your own risk. An Underknown show: https://underknown.com Contact us at https://underknown.com/contact/ #crime #crimestory #survival #howtosurvive #mystery #horror