OXYGEN TRUE CRIME’S UNKNOWN SERIAL KILLERS OF AMERICA PREMIERES SUNDAY, AUGUST 2 AT 10 P.M. ET/PT

Season Two of the Hit Series Continues to Expose the Unknown Murderers Who Remain Nameless to the General Public

Unknown Serial Killers of America Key Art
Oxygen True Crime

July 13, 2026

WATCH THE TRAILER HERE  

July 13, 2026 — Oxygen, the home of high-quality, true-crime programming, continues to unmask the unknown maniacal murderers behind some of America’s most vicious and calculated killings. This season, viewers will discover several of the utmost heinous killers that shocked communities across the nation with some of the most sinister slayings to this day. Season two of Unknown Serial Killers of America premieres Sunday, August 2 at 10 p.m. ET/PT on Oxygen. 

From Miami to Phoenix and Maryland to the Twin Cities, Unknown Serial Killers of America takes viewers across the nation to take a closer look at some of America’s most prolific, unfamiliar killers. 

THE CASES THIS SEASON INCLUDE:  

  • When four women are found murdered across four states, police race to track down a charismatic drifter whose charm conceals a deadly rage toward women.  
  • After a mother is found murdered, investigators launch a manhunt for a long-haul trucker whose killing spree leaves a trail of victims. 
  • When police discover a string of deaths at an upscale retirement community, they uncover what could be one of the most prolific serial killers in American history.  
  • After bodies are dumped across Miami, a rising body count fuels a desperate hunt — until one woman’s escape exposes the predator.  
  • As bodies of gay men appear along I-95, each marked by the same chilling signature, the FBI tries to corner the predator before he strikes again. 
  • As Phoenix reels from a wave of violence, a rapist turned murderer and a random sniper plunge the city into fear — forcing detectives to hunt two deadly predators. 

The first season of Unknown Serial Killers of America is available to stream on Fandango.  

Unknown Serial Killers of America is produced by Pantheon Media Group. Steve Michaels, Ariel Brozell, Steffanie Siebrand, and Elvia Van Es Oliva serve as executive producers alongside Brad Bernstein, David Karabinas, James Macnab, and Matthew Watts with Texas Crew Productions. 

Press Contacts:  

Tucker Wilson | Tucker.Wilson@versantmedia.com