Mike Smith
Here’s everything you need to know about Unknown Serial Killers of America Season 2, including when it premieres, where to watch, the episode schedule, cast, and streaming options.
How to watch Unknown Serial Killers of America Season 2 outside the US on Peacock
If you’re outside the United States, connect to a US VPN server and sign in with your Peacock Premium or Peacock Premium Plus subscription. Once connected, you can stream Unknown Serial Killers of America Season 2 on Peacock beginning August 9, 2026.
- Subscribe to NordVPN
- Install the VPN app on your device.
- Connect to a US-based server.
- Open Peacock website, then login or sign up for a new account.
- You are all set to watch Unknown Serial Killers of America Season 2!
Unknown Serial Killers of America Season 2 Synopsis
Unknown Serial Killers of America Season 2 is a new season of the documentary series that focuses on lesser-known serial killers whose crimes remained hidden for years before investigators finally uncovered the truth. Across the season, each episode examines a different case through interviews, archival footage, and expert analysis, revealing how these offenders avoided capture while leaving behind a trail of unsolved murders across the United States.
When Does Unknown Serial Killers of America Season 2 Premiere?
Unknown Serial Killers of America Season 2 premieres on August 2, 2026, on Oxygen. New episodes will air every Sunday at 10:00 p.m. ET/PT, with one new episode released each week.
Where to Watch Unknown Serial Killers of America Season 2 in the US
Viewers in the United States can watch Unknown Serial Killers of America Season 2 on Oxygen beginning August 2, 2026, with episodes also available to stream on Peacock Premium and Peacock Premium Plus starting August 9, 2026.
Where to Watch Unknown Serial Killers of America Season 2 in Canada, the UK and Australia
Unknown Serial Killers of America Season 2 will be available to stream on hayu in Canada, the UK and Australia. New episodes will arrive weekly following their original Oxygen broadcast.
Unknown Serial Killers of America Season 2 Episodes
Below is the episode guide for season 2.
- Episode 1 – Glen Rogers – Premiere date: August 2, 2026
When four women are murdered across four states, investigators race to identify a charismatic drifter believed to be responsible for the deadly crime spree. - Episode 2 – Premiere date: August 9, 2026
- Episode 3 – Premiere date: August 16, 2026
- Episode 4 – Premiere date: August 23, 2026
- Episode 5 – Premiere date: August 30, 2026
Can You Watch Unknown Serial Killers of America Season 2 Online for Free?
Yes. hayu offers a free trial for eligible new subscribers, allowing you to stream the series during the trial period if available in your region.
Is Unknown Serial Killers of America Season 2 Suitable for All Ages?
No. Unknown Serial Killers of America Season 2 is intended for mature audiences because it contains disturbing true crime material and is best suited for older teens and adults.
Where Can I Download Unknown Serial Killers of America Season 2 Episodes?
You can legally download episodes for offline viewing through the Peacock mobile app if your subscription plan supports downloads.
On What Devices Can You Watch Peacock?
You can stream Peacock on a wide range of supported devices.
| Category | Devices |
|---|---|
| Smartphones | iPhone, Android phones |
| Tablets | iPad, Android tablets |
| Computers | Windows PCs, Mac computers |
| Smart TVs | Samsung Smart TV, LG Smart TV, Vizio Smart TV |
| Streaming Devices | Roku, Amazon Fire TV, Apple TV, Chromecast |
| TV Platforms | Android TV, Google TV, Xfinity Flex, Xumo Stream Box |
| Web Browsers | Chrome, Edge, Firefox, Safari |
FAQs
Who appears in the documentary interviews?
The series features detectives, investigators, forensic specialists, journalists, and people connected to the original cases.
Where were the cases featured in Season 2 investigated?
The investigations take place across several parts of the United States, including Florida, Arizona, Maryland, and the Midwest.
What is the main genre of Unknown Serial Killers of America?
The series is a true crime documentary that examines real murder investigations and the work that led to solving them.
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