Jul 30, 2025 · 44m
Sian O'Callaghan's sudden disappearance leads to detectives following taxi driver Christopher Halliwell, who makes a shocking admission.
A Killer's Confession
When a young woman goes missing, a team of detectives find themselves caught up in an evil game of cat and mouse with a murderer.
Created by: John Owens
Season 1 Episodes
Browse every episode and jump into details.
Jul 31, 2025 · 44m
A second body is found. Fearing that it's her daughter Becky, Swindon resident Karen Edwards sets out on an inspirational battle for justice.
Season 1 FAQ
Quick answers about this season's release timeline and episode lineup.
When did A Killer's Confession Season 1 premiere?
A Killer's Confession Season 1 premiered on July 30, 2025.
How many episodes are in A Killer's Confession Season 1?
A Killer's Confession Season 1 has 2 episodes.
What is the first episode of A Killer's Confession Season 1?
The season opens with Season 1 Episode 1, "Episode 1". It aired on July 30, 2025.
Go to Season 1 Episode 1