Dec 5, 2019 · 43m
Police investigating the murder of a devoutly religious couple uncover dark family secrets, leading them to a suspect that shocks everyone.


A wild and unpredictable journey into homicide investigations where the true identity of the killer comes as a shocking surprise. Combining unparalleled access, captivating interviews and stylish reenactments, each investigation starts in a familiar way - examining the crime scene, interviewing potential suspects… but then something unexpected changes everything. A new witness, an overlooked piece of evidence or even an innovation in forensic science sends investigators on a totally unexpected path that ultimately leads to the conviction of the real killer.
Browse every episode and jump into details.
Dec 5, 2019 · 43m
Police investigating the murder of a devoutly religious couple uncover dark family secrets, leading them to a suspect that shocks everyone.
Dec 12, 2019 · 43m
When a popular college student is found slain in the middle of campus, police suspect his friends and lovers might be involved.
Dec 19, 2019 · 43m
When a suburban mom is murdered in her own home, investigators chase down an elusive killer that no one saw coming.
Dec 26, 2019 · 43m
Police in small town Louisiana investigate the mysterious and brutal murder of a beloved neighbor with no known enemies.
Jan 2, 2020 · 43m
When a trusting, young college student is viciously murdered and her apartment set ablaze, police untangle a web of relationships to find a killer who’s dangerously close to home.
Jan 9, 2020 · 43m
A beloved couple and their special needs son are savagely murdered in rural New Mexico, leading detectives to uncover long buried secrets in a tight-knit town.
Jan 16, 2020 · 43m
When a devoted mother about to embark on a new life is murdered in her own home, detectives follow the evidence through a tangled web of relationships to unmask a killer no one could have predicted.
Jan 23, 2020 · 43m
When a loving father and beloved basketball coach is ruthlessly murdered in Tennessee, police decode a confusing array of evidence to unveil a killer who is shockingly close to home.
Quick answers about this season's release timeline and episode lineup.
An Unexpected Killer Season 1 premiered on December 5, 2019.
An Unexpected Killer Season 1 has 8 episodes.
The season opens with Season 1 Episode 1, "Modern Family Murder". It aired on December 5, 2019.
Go to Season 1 Episode 1