Jeffrey Dahmer was indicted on 17 murder charges, later reduced to 15. Dahmer was not charged in the attempted murder of Edwards. His trial began on January 30, 1992. With evidence overwhelmingly against him, Dahmer pleaded not guilty by reason of insanity. The trial lasted two weeks. The court found Dahmer sane and guilty on 15 counts of murder and sentenced him to 15 life terms, totaling 957 years in prison. At his sentencing hearing, Dahmer expressed remorse for his actions, and said that he wished for his own death.

With access to hundreds of pages of police and FBI transcripts and personal testimony from family, friends, and survivors, the haunting story of how Jeffrey Dahmer went from shy adolescent to a notorious serial killer and cannibal is revealed.

Between 1998 and 2005, a wave of murders targeting elderly women hit Mexico City, triggering the hunt for — and capture — of a most unlikely suspect.

This documentary examines a selection of real life serial killers and compares them to the fictional Hannibal Lecter.

Jeffrey Dahmer lived a ghastly double life as an adult, ultimately becoming known as one of America’s most infamous serial killers. Through an exclusive interview with Dahmer, as well as his mother and father, this program takes an extended look inside the mind of a serial killer.

Take a chilling tour through the twisted minds of some of the most violent serial killers including Jeffrey Dahmer and the BTK killer. What defines a serial killer? What makes them tick? These questions and more are answered in this horrific account of true events.

A documentary covering various serial killers including BTK, Jeffrey Dahmer, John Wayne Gacy, Ted Bundy, Son of Sam and more.

Recordings of conversations between serial killer Jeffrey Dahmer and his father, Lionel, and family home videos provide a closer look at Dahmer's string of crimes and explores the killer's life, from his early years to his own sudden prison demise.

In "Inside Evil: Jeffrey Dahmer," Dateline NBC anchor Stone Phillips confronts Dahmer on-camera, in a prison interview about the victims he killed and cannibalized -- and the urges that drove him. In a rare interview with Dahmer's father, Phillips examines events in Dahmer's childhood that could have pushed him to murder. It's a compelling portrait of a killer and the demons deep down inside him. In "Inside Evil: Son Of Sam," NBC News investigates the infamous serial murder case that terrorized New York City in 1977: did killer David Berkowitz have help in his crime spree, and could other murderers still be at large? Here, in rare video, "Son of Sam" speaks for himself on camera - and makes startling charges about who may really be behind some the crimes.

Examines the 20 of the most shocking unsolved crimes in history including the disappearance of Adam Walsh, the murder of Jam-Master Jay, the murders of Jason Allen and Lindsay Cutshall, the Tylenol Poisoning scare, the mysterious death of musician Bobby Fuller, the Zodiac Killer, the assassination of spy Alexander Litvinenko, the murder of Vanessa Johnson, the murder of Amber Hagerman, the Isabella Stewart Gardner Museum Robbery, the disappearance of George Allen Smith, disappearance of heiress Jacqueline Levitz, the disappearance of Madeleine McCann, the 2001 Anthrax attacks, the D.B Cooper skyjacking, the murder of Chandra Levy, the disappearance of Jimmy Hoffa, the murder of the Black Dahlia, the murder of JonBenet Ramsey, and the disappearance of Natalee Holloway.