Chasing a Killer: Gary Allen (2026): cast, story & where to watch
2026 · Series · ★ 3
Released in 2026, Chasing a Killer: Gary Allen is a documentary series.
What it’s about. When Gary Allen is acquitted of murdering Samantha Class in 2000, detectives know it's only a matter of time before he strikes again. In 2019, the murder of another woman, Alena Grlakova, leads detectives once again to Gary Allen, unearthing chilling evidence which changes the course of the investigation and entwines Alena and Samantha's cases forever. Can he finally be brought to Justice?
How it landed. With an audience score of 3.0/10, Chasing a Killer: Gary Allen has proved divisive with audiences.
Where to watch. Streaming options change often. See the full, country-by-country breakdown on our where to watch Chasing a Killer: Gary Allen page.
If you liked it. Fans of Chasing a Killer: Gary Allen tend to enjoy Cosmos, Planet Earth, Planet Earth II and Vikings.
Frequently asked
- Where can I watch Chasing a Killer: Gary Allen (2026)?
- Streaming, rental and purchase options for Chasing a Killer: Gary Allen change frequently. Check our where-to-watch page for the latest availability in your country.
- Is Chasing a Killer: Gary Allen worth watching?
- Chasing a Killer: Gary Allen holds an audience score of 3.0 out of 10, and is a strong pick if you enjoy documentary. Reactions are mixed, so it may depend on taste.
- When was Chasing a Killer: Gary Allen released?
- Chasing a Killer: Gary Allen was released in 2026.