Mike Smith
Here’s everything you need to know about Prosecuting Evil with Kelly Siegler Season 3, including its premiere date, where to watch, episodes, cast, streaming options, and more.
How to watch Prosecuting Evil with Kelly Siegler Season 3 outside the US on Peacock
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Synopsis
Prosecuting Evil with Kelly Siegler Season 3 is a new season of the true-crime documentary series that follows former prosecutor Kelly Siegler as she examines major murder investigations and courtroom trials. Created by Dick Wolf, the season covers a mix of cases Siegler prosecuted herself and other significant trials she followed during her career, explaining the evidence, legal strategies, investigations, and courtroom arguments that shaped each case.
When Does Prosecuting Evil with Kelly Siegler Season 3 Premiere?
Prosecuting Evil with Kelly Siegler Season 3 premiered on October 3, 2026, at 9 p.m. ET/PT on Oxygen.
Where to Watch Prosecuting Evil with Kelly Siegler Season 3 in the US
You can watch Prosecuting Evil with Kelly Siegler Season 3 on Oxygen in the United States beginning October 3, 2026. The series is also available to stream on Peacock.
Where to Watch Prosecuting Evil with Kelly Siegler Season 3 in Canada
Canadian viewers can stream Prosecuting Evil with Kelly Siegler Season 3 on Crave from October 6, 2026, following its Oxygen premiere.
Prosecuting Evil with Kelly Siegler Season 3 Episodes
- Episode 1 – The Texas Seven – Premiere date: October 3, 2026 Seven escaped prisoners face murder charges after a Texas police officer is killed.
- Episode 2 – Deadly Deception – Premiere date: October 10, 2026 Investigators uncover a deadly plot involving fake identities and online manipulation.
- Episode 3 – The Tourniquet Killer – Premiere date: October 17, 2026 DNA evidence links a serial killer to a decades-old murder case.
- Episode 4 – Triangle of Guilt – Premiere date: October 24, 2026 A missing woman’s case leads investigators into a deadly love triangle.
- Episode 5 – Premiere date: October 31, 2026
- Episode 6 – Premiere date: November 7, 2026
- Episode 7 – Premiere date: November 14, 2026
- Episode 8 – Premiere date: November 21, 2026
- Episode 9 – Premiere date: November 28, 2026
- Episode 10 – Premiere date: December 5, 2026
On What Devices Can You Watch Peacock?
| Category | Devices |
|---|---|
| Smartphones | iPhone, Android phones |
| Tablets | iPad, Android tablets, Amazon Fire tablets |
| Computers | Windows PCs, Macs |
| Smart TVs | Samsung Smart TVs, LG Smart TVs, Vizio Smart TVs |
| Streaming Devices | Roku, Amazon Fire TV, Apple TV, Chromecast |
| TV Platforms | Android TV, Google TV |
| Web Browsers | Chrome, Safari, Firefox, Microsoft Edge |
Is Prosecuting Evil with Kelly Siegler Suitable for All Ages?
No. Prosecuting Evil with Kelly Siegler is rated TV-14 and is not suitable for young children. The true-crime series discusses murders, violent crimes, criminal investigations, disturbing cases, and mature subjects, making it better suited to teens and adults.
FAQs
Who is Kelly Siegler?
Kelly Siegler is a former Harris County prosecutor in Texas who spent much of her career handling major criminal cases. She is also known for her work on the true-crime series Cold Justice and Prosecuting Evil with Kelly Siegler.
Who created Prosecuting Evil with Kelly Siegler?
Dick Wolf created Prosecuting Evil with Kelly Siegler.
What genre is Prosecuting Evil with Kelly Siegler?
Prosecuting Evil with Kelly Siegler is a true-crime documentary series focused on murder investigations, criminal trials, and prosecution strategies.
Who is the showrunner of Prosecuting Evil with Kelly Siegler?
Paul Storck is the showrunner of Prosecuting Evil with Kelly Siegler.
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