
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 episodes by season for this series.

2019-12-05
Aired 2019-12-05
Police investigating the murder of a devoutly religious couple uncover dark family secrets, leading them to a suspect that shocks everyone.

2019-12-12
Aired 2019-12-12
When a popular college student is found slain in the middle of campus, police suspect his friends and lovers might be involved.

2019-12-19
Aired 2019-12-19
When a suburban mom is murdered in her own home, investigators chase down an elusive killer that no one saw coming.

2019-12-26
Aired 2019-12-26
Police in small town Louisiana investigate the mysterious and brutal murder of a beloved neighbor with no known enemies.

2020-01-02
Aired 2020-01-02
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.

2020-01-09
Aired 2020-01-09
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.

2020-01-16
Aired 2020-01-16
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.

2020-01-23
Aired 2020-01-23
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.
Viewers who watched An Unexpected Killer also enjoyed