Unknown Serial Killers of America

Unknown Serial Killers of America Carl Watts

Chilling confessions from a vicious slasher detail only some of his 100+ victims; when he's set to be the first serial killer ever released from prison, an eyewitness from decades prior could force justice on the man who vows to kill again.

4:00 AM on Oxygen (WWDT-CD4) Ft. Myers, FL 43-4

Unknown Serial Killers of America William Suff

In the '90s, aderanged killer stalks sex workers in Riverside, Calif., claiming the lives of 13 women; when a would-be victim describes the perp to police, the race is on to catch the murderous john before he strikes again.

5:00 AM on Oxygen (WWDT-CD4) Ft. Myers, FL 43-4

Unknown Serial Killers of America Daniel Conahan

Five corpses are found on the Florida hog trails; the investigation stalls until two men narrowly escape the perp's clutches; years later, eight more bodies are found in nearby woods, leaving police to wonder if it's the same evil killer.

6:00 AM on Oxygen (WWDT-CD4) Ft. Myers, FL 43-4

Unknown Serial Killers of America Terry Rasmussen

Multiple unidentified bodies are found inside barrels in a New Hampshire forest; decades later, a murder 3,000 miles away reveals their connection to a serial predator who targets women and children, and changes his identity after every violent kill.

7:00 AM on Oxygen (WWDT-CD4) Ft. Myers, FL 43-4

Unknown Serial Killers of America Maury Travis

When the bodies of 12 Black women surface in Missouri and Illinois, the serial killer taunts authorities by sending a cryptic letter to the local paper; as disturbing video evidence emerges, the scope of his crimes is uncovered.

8:00 AM on Oxygen (WWDT-CD4) Ft. Myers, FL 43-4

Unknown Serial Killers of America Herb Baumeister

When droves of young gay men disappear in Indiana in the '90s, an amateur sleuth uncovers clues that point to a likely killer; with little physical evidence, the case stalls until a mind-boggling 10,000 bones are unearthed in a family's backyard.

9:00 AM on Oxygen (WWDT-CD4) Ft. Myers, FL 43-4