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An Unexpected Killer 2019 (2019) (2019)
3 seasons • 48 episodes • EN • 8.2/10
DocumentaryCrime

EP 1
⏱ 45 min
A Predator Within
When an athletic and popular college student is violently murdered in her apartment, police track down several surprising suspects, including one with a disturbing obsession, before crucial evidence unmasks a dangerous predator no one saw coming.
Season 3
S3 • E1

EP 2
⏱ 45 min
Gold-Blooded Murder
A fun-loving 59-year-old man is found shot to death in his home and his beloved jewelry collection has been stolen, leading detectives to a long list of suspects and a killer harboring a dark secret.
Season 3
S3 • E2
EP 3
⏱ 45 min
Fatal Fast Food
A restaurant is robbed and the night manager murdered leading police to investigate suspicious coworkers, a disgruntled ex-employee and a violent serial attacker. The case goes cold, but explosive new evidence leads to a killer nobody suspected.
Season 3
S3 • E3
EP 4
⏱ 45 min
A Love Lost
When a young husband-to-be is found shot and stabbed, detectives investigate a secret affair, a kidnapping plot and a terrifying racist gang before unveiling a killer whose hidden criminal life leaves everyone stunned.
Season 3
S3 • E4
EP 5
⏱ 45 min
Nightmare in Shenandoah
A devoted mother is stabbed to death in a horrifying attack and suspicion falls on those closest to her, but while a cryptic note and a violent crime spree baffle detectives at first, they eventually track down a deranged killer no one predicted.
Season 3
S3 • E5
EP 6
⏱ 45 min
Deadly Desires
A vibrant young mother of three is murdered in the safety of her own home and investigators look to a history of troubled romances, but when the case goes cold and police can't find the killer, a phone call leads to a culprit hiding in plain sight.
Season 3
S3 • E6
EP 7
⏱ 45 min
Shot In The Dark
An assassination, a bitter custody dispute and a gunman's cryptic words send police scrambling on an interstate hunt to find the killer of a beloved father and husband.
Season 3
S3 • E7
EP 8
⏱ 45 min
A Ringing Suspicion
When the strangling death of a young mother and bride-to-be baffles police, detectives probe a workplace grievance in search of a killer; later, a cherished possession provides a link to the crime and cracks the case wide open.
Season 3
S3 • E8
EP 9
⏱ 45 min
The Ties That Bind
A wealthy trader and father of four is gunned-down at home while his family is tied up in a closet; police dig into affairs, mob links and a missing coworker, until a chilling new lead and a taped phone call reveal a shocking plot decades later.
Season 3
S3 • E9
EP 10
⏱ 45 min
Wicked Night Out
When a young mother is found dead in a field after a night out, police scour security video to retrace a suspect's steps; the discovery of a second crime scene leads to an arrest, before high-tech forensics reveal a truth no one expected.
Season 3
S3 • E10
EP 11
⏱ 45 min
A Date With Death
A cat-loving and recently divorced young woman dipping her toes back in the dating game is beaten and strangled in a brutal and unusual way; investigators dive into the murky world of online dating to hunt a killer who could be ready to strike again.
Season 3
S3 • E11
EP 12
⏱ 45 min
Twisted Intentions
In 1979 in Irvine, CA, detectives performing a welfare check discover the badly beaten body of a single young woman left bizarrely staged on her bed; fear in the community grows amid a rash of nearby murders until police are handed a break when a fresh look at old evidence points to the killer.
Season 3
S3 • E12
EP 13
⏱ 45 min
A Silent Death
A beloved teacher and mother of four silently vanishes in the middle of the night. A blood-soaked bedroom and horrific lakeside discovery point police to a killer close to home until mysterious tracks in the mud lead to a culprit no one suspected
Season 3
S3 • E13

EP 14
⏱ 45 min
Death on the Driveway
When a loving father of two is gunned down on his driveway, police uncover a hidden affair and workplace grudges before a nervous witness and chilling confession reveal a vicious vendetta from a killer no one expected.
Season 3
S3 • E14

EP 15
⏱ 45 min
A Family Affair
When a family that runs a beloved vet clinic is gunned down, police investigate disgruntled tenants, a pet owner with an axe to grind and an estranged son. The case stalls until detectives uncover a twisted plot by someone who seemed above suspicion.
Season 3
S3 • E15
EP 16
⏱ 45 min
When the Lights Go Out
When a young mother and beloved coworker is found savagely stabbed in her bedroom, investigators are unable to pin down a killer until secret recordings and evidence stashed in a van lead to a sinister plot and horrific confession.
Season 3
S3 • E16
EP 17
⏱ 45 min
Blood Runs Thick
Could the execution-style shooting of a well-loved, self-made couple be a tragic case of mistaken identity? Early leads take police down a path of greed and desperation until a paper trail leads to a calculated betrayal shockingly close to home.
Season 3
S3 • E17
EP 18
⏱ 45 min
Murder After Midnight
After a Texas mother is found murdered in an office bathroom, her husband admits a disturbing past while police chase down a serial killer; the case goes cold until an oversight leads to a surprise suspect and an FBI manhunt south of the border.
Season 3
S3 • E18
EP 19
⏱ 45 min
Trail of Evidence
When a devoted mother vanishes from home, a series of grisly roadside discoveries take police on a hunt for a killer; detectives follow a path of greed and desperation until a shocking twist leads to a culprit with a bizarre motive.
Season 3
S3 • E19
EP 20
⏱ 45 min
Murder in the Canyon
When an outgoing college student is gunned down, police investigate disapproving roommates, a psychic, and an infamous serial killer. However, decades-old evidence reveals a killer that original detectives had previously overlooked.
Season 3
S3 • E20
Overview
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.
First Air Date
2019-12-05
Last Air Date
2022-11-18
Language
English
Network
Oxygen
Credits
David Williamson — Location Manager
Nick Schoonover — Sound
Danielle Cole — Supervising Producer
Stephen Butland — Line Producer
Jane Lloyd — Executive Producer
Tom Adams — Executive Producer
Simon Lloyd — Executive Producer
Craig DeLaval — Executive Producer
I-Yin Chao — Production Accountant
Colin Caddies — Audio Post Coordinator
Jim France — Online Editor
Golzar Taravati — Post Production Coordinator