<p>Mark diagnosed himself as a psychopath. Fascinated with the TV show 'Dexter'  he turned his dream of making a movie about a serial killer in to being a serial killer. He draped the room in plastic and waited for his victim. #marktwitchell #johnnyaltinger #dextermurder</p>

Mark diagnosed himself as a psychopath. Fascinated with the TV show 'Dexter' he turned his dream of making a movie about a serial killer in to being a serial killer. He draped the room in plastic and waited for his victim. #marktwitchell #johnnyaltinger #dextermurder

<p>Mark diagnosed himself as a psychopath. Fascinated with the TV show 'Dexter' &nbsp;he turned his dream of making a movie about a serial killer in to being a serial killer. He draped the room in plastic and waited for his victim. #marktwitchell #johnnyaltinger #dextermurder</p>

S2 E67 MURDERER: Mark Twitchell - Serial Killer Confessions

If you’re a serious fan of true crime and love listening to intriguing cases, but don’t want all that small talk you’ve come to the right place. We get right to the facts. Join Murder in 20 host Bobbie Stevens every Wednesday for a concise and complete episode in 20 minutes. LESS TALK. MORE TRUE CRIME.

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S2 E67 MURDERER: Mark Twitchell - Serial Killer Confessions

S2 E67 MURDERER: Mark Twitchell - Serial Killer Confessions

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