Prosecuting Evil Will Premiere Third Season on October 3
The Oxygen true-crime series returns next month with nine episodes focusing on high-stakes murder investigations.
Updated on Sept. 22, 2026 in Sex Crimes

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Oxygen will premiere the third season of its true-crime series Prosecuting Evil on October 3, 2026. The new season will consist of nine episodes featuring legal and investigative perspectives on complex murder cases.
Why it matters
The series provides insight into the strategies used by prosecutors and investigators to secure convictions in challenging criminal cases. It focuses on the procedural mechanics behind high-profile murder trials.
The show spotlights prosecutor Kelly Siegler, who handled 200 jury trials, 68 murder cases, and 20 capital murder cases. The third season features nine total episodes.
The players
Kelly Siegler
A seasoned prosecutor who served in the Harris County District Attorney's Office for over two decades.
Oxygen
A cable television network that specializes in the broadcast of true-crime programming.
Aubrey Hawkins
A police officer who was killed by members of the Texas Seven during a prison escape.
The details
Prosecuting Evil examines the evidence, legal strategies, and courtroom arguments required to prosecute serious offenders. The program incorporates firsthand perspectives from prosecutors, investigators, and families affected by crimes, including those stemming from incidents in Texas.
Timeline
December 24, 2000: Texas Seven escapees killed police officer Aubrey Hawkins.
2025: The second season averaged over 500,000 viewers on Oxygen.
October 3, 2026: The third season of the series premieres on Oxygen.
Legal Context
The series analyzes the investigative and legal aftermath of significant crimes like the Texas Seven prison escape. It follows a broader trend of utilizing high-profile criminal history to educate the public on the American justice system.
The program offers viewers an objective look at the legal hurdles and forensic investigations involved in murder trials. Audiences gain access to the strategies prosecutors employ to secure justice in capital cases.
The takeaway
Understanding the complexities of criminal trials provides viewers with a deeper perspective on how forensic evidence and legal strategy interact. This series highlights the persistent efforts required to bring complex murder cases to a resolution.
Further reading
For more information on legal and investigative reporting, visit the Sex Crimes section.
Source note: This article includes information reported by Los Angeles Magazine.
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