Saturdays at 8/7cMark of a Serial Killer What is left behind is a trademark clue that ultimately aids the investigation in stopping these murders and bringing the killer to justice. Watch S1 E1 Watch in the App
Washington Serial Killer Posed Victims' Bodies 'For Shock Value' After Brutally Murdering Them Three women found dead in the Seattle area had ties to the nightclub scene — and so did their killer. By Becca van Sambeck 3 years ago 'I Didn't Want To Kill Nobody,' Serial Killer Says After Murdering 6 Men And Shoving Items In Their Mouths The so-called "I-95 Killer" pursued gay men and placed items like leaves, socks, and sex toys in their mouths after their brutal murders. By Becca van Sambeck 3 years ago 'Every Woman's Worst Nightmare': Serial Killer Stalks Delaware Highway And Mutilates His Victims For Pleasure Steven Brian Pennell, also known as the "Route 40 Killer," picked women up off the highway before torturing and killing them. By Becca van Sambeck 3 years ago Eyeballs, Underwear, High Heels — Why Do Serial Killers Take ‘Trophies’? Several serial killers wouldn’t leave the scene of the crime without taking something — be it a body part or a piece of jewelry — from the victim. By Becca van Sambeck 3 years ago Bloodthirsty Grandmas, Murderous Masterminds — Oxygen's Serial Killer Week Has It All Serial Killer Week, a nine-night event on Oxygen this April, is diving into the most notorious serial killers of all time. By Becca van Sambeck 3 years ago Binge The 'Mark Of A Serial Killer' Marathon This Weekend On Oxygen "Mark of a Killer" is looking back on the mementos and calling cards of some of the most horrific serial killers in U.S. history. By Oxygen Staff 4 years ago Who Is Derrick Todd Lee, The ‘Baton Rouge Serial Killer’ Who Terrorized Louisiana? Serial killer Derrick Todd Lee was tied to seven brutal Louisiana murders through DNA evidence in 2003. By Benjamin H. Smith 4 years ago Why Was Dennis Rader, The BTK Serial Killer, Obsessed With Knots And Bondage? While speaking with investigators, Dennis Rader opened up about defining moments in his childhood that hinted at his future as the BTK serial killer. By Aly Vander Hayden 4 years ago How Did Former Green Bay Packer Randall Woodfield Turn Into The ‘I-5 Killer’? Serial killer Randall Woodfield murdered at least seven people throughout his Interstate 5 crime spree, targeting victims from Northern California to Washington. By Benjamin H. Smith 4 years ago Who Is Serial Killer And 'Classified Ad Rapist' Bobby Joe Long? Previously operating as the "Classified Ad Rapist," Bobby Joe Long went on to rape and murder at least eight women. By Courtney Brogle 4 years ago Mark of a Serial Killer | Page 4
Washington Serial Killer Posed Victims' Bodies 'For Shock Value' After Brutally Murdering Them Three women found dead in the Seattle area had ties to the nightclub scene — and so did their killer. By Becca van Sambeck 3 years ago
'I Didn't Want To Kill Nobody,' Serial Killer Says After Murdering 6 Men And Shoving Items In Their Mouths The so-called "I-95 Killer" pursued gay men and placed items like leaves, socks, and sex toys in their mouths after their brutal murders. By Becca van Sambeck 3 years ago
'Every Woman's Worst Nightmare': Serial Killer Stalks Delaware Highway And Mutilates His Victims For Pleasure Steven Brian Pennell, also known as the "Route 40 Killer," picked women up off the highway before torturing and killing them. By Becca van Sambeck 3 years ago
Eyeballs, Underwear, High Heels — Why Do Serial Killers Take ‘Trophies’? Several serial killers wouldn’t leave the scene of the crime without taking something — be it a body part or a piece of jewelry — from the victim. By Becca van Sambeck 3 years ago
Bloodthirsty Grandmas, Murderous Masterminds — Oxygen's Serial Killer Week Has It All Serial Killer Week, a nine-night event on Oxygen this April, is diving into the most notorious serial killers of all time. By Becca van Sambeck 3 years ago
Binge The 'Mark Of A Serial Killer' Marathon This Weekend On Oxygen "Mark of a Killer" is looking back on the mementos and calling cards of some of the most horrific serial killers in U.S. history. By Oxygen Staff 4 years ago
Who Is Derrick Todd Lee, The ‘Baton Rouge Serial Killer’ Who Terrorized Louisiana? Serial killer Derrick Todd Lee was tied to seven brutal Louisiana murders through DNA evidence in 2003. By Benjamin H. Smith 4 years ago
Why Was Dennis Rader, The BTK Serial Killer, Obsessed With Knots And Bondage? While speaking with investigators, Dennis Rader opened up about defining moments in his childhood that hinted at his future as the BTK serial killer. By Aly Vander Hayden 4 years ago
How Did Former Green Bay Packer Randall Woodfield Turn Into The ‘I-5 Killer’? Serial killer Randall Woodfield murdered at least seven people throughout his Interstate 5 crime spree, targeting victims from Northern California to Washington. By Benjamin H. Smith 4 years ago
Who Is Serial Killer And 'Classified Ad Rapist' Bobby Joe Long? Previously operating as the "Classified Ad Rapist," Bobby Joe Long went on to rape and murder at least eight women. By Courtney Brogle 4 years ago
