Prosecuting Evil with Kelly Siegler Season 3
Prosecuting Evil with Kelly Siegler is a new true-crime series examining the most harrowing homicides and toughest trials in Texas history — all told with Kelly Siegler's unique insight and unparalleled access.As Chief of Special Crimes in the busiest courthouse in the Lone Star state, Kelly Siegler battled to get killers into courtrooms and faced off with their formidable defense attorneys. Alongside the case investigators and victims' families, Kelly draws on her own extensive experience, the prowess of her fellow state prosecutors and the expertise of skillful defense attorneys to go beyond the headlines and reveal how perpetrators were brought to justice: Texas style.
Prosecuting Evil with Kelly Siegler Season 3, Episode 3, “The Tourniquet Killer,” airs Saturday, October 17, 2026 on Oxygen True Crime.
Prosecuting Evil with Kelly Siegler Season 3, Episode 3, “The Tourniquet Killer,” airs Saturday, October 17, 2026 on Oxygen True Crime.
Where to watch in the US
Current US availability not verified
It may be available now. Check a broader guide while we verify current catalog options.
Release details
Known dates and milestones
Released
Premiere
Since Oct 3
Episode guide
Episodes
- 1
- 2
- 3
- 4
Cast and crew
- Cast
- Kelly Siegler
- Produced by
- Casey Kriley, Dick Wolf, Kelly Siegler, Tom Thayer
About this information
Sources and attribution
Supporting links and attribution for the dates, credits, schedules and watch options shown on this page.
- Season premiereOctober 3, 2026Reported
“TVmaze: Prosecuting Evil with Kelly Siegler season 3 episode 1 "The Texas Seven" airs 2026-10-03 on Oxygen True Crime”
- Cast and crew data
- Next episode schedule
- Season release history
Release dates retain the source wording. Season history records original premieres; availability receipts identify options that can be used now or later.
Past changes
Season premiere date announced: October 3, 2026