Chasing A Killer: Gary Allen: Story, Cast and Series Facts
Chasing A Killer: Gary Allen (2026): Crime. Series details, synopsis and season dates from TVmaze.
Story and premise
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?
Series details
- Title: Chasing A Killer: Gary Allen
- Format: Documentary
- Language: English
- Genres: Crime
- Premiere date: 2026-02-22
- Final broadcast date listed: 2026-02-22
- Status in TVmaze: Ended
- Web channel listed by TVmaze: Prime Video
- Typical episode runtime: 46 minutes
- TVMaze ID: 90499
- IMDb ID: tt39367461
- TVDB ID: 474422
Seasons in the TVmaze catalogue
- Season 1: premiered 2026-02-22; final listed air date 2026-02-22; episode order: 2.
Source and licence
Adapted from Chasing A Killer: Gary Allen on TVmaze. The synopsis is reproduced as plain text; catalogue facts, cast and season records are selected and reformatted. This adapted text is available under CC BY-SA 4.0, following the TVmaze API licence. Network and web-channel credits identify the service listed in this source; they do not establish current streaming availability.
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