An Unexpected Killer

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An Unexpected KillerA look at homicide investigations that conclude with the killer's true identity coming as a shocking surprise.
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S3, EP20 "Murder in the Canyon"When an outgoing college student is gunned down, police investigate disapproving roommates, a psychic and an infamous serial killer; decades-old evidence reveals a killer that original detectives had previously overlooked.
S3, EP19 "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.
S3, EP18 "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.
S3, EP17 "Blood Runs Thick"An execution-style shooting of a well-loved, self-made couple; early leads take police down a path of greed and desperation until a paper trail leads to a calculated betrayal shockingly close to home.
S3, EP16 "When the Lights Go Out"When a young mother and beloved coworker is found stabbed in her bedroom, investigators are unable to pin down a killer until secret recordings and evidence stashed in a van are found.
S3, EP15 "A Family Affair"When a family that runs a beloved vet clinic is gunned down, police investigate disgruntled tenants, a pet owner with an ax to grind and an estranged son; the case stalls until detectives uncover a twisted plot by someone who seemed above suspicion.
S3, EP14 "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.
S3, EP13 "A Silent Death"A beloved teacher and mother of four silently vanishes in the middle of the night; a blood-soaked bedroom and lakeside discovery point police to a killer close to home until mysterious tracks in the mud lead to a culprit no one suspected.
S3, EP12 "Twisted Intentions"Detectives 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.
S3, EP11 "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.
S3, EP10 "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.
S3, EP9 "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 co-worker, until a new lead and a taped phone call reveal a plot decades later.
S3, EP8 "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, before a cherished possession provides a link to the crime and cracks the case wide open.
S3, EP7 "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.
S3, EP6 "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.
S3, EP4 "A Love Lost"Detectives investigate a secret affair, a kidnapping plot and a racist gang when a young husband-to-be is found shot and stabbed.
S3, EP3 "Fatal Fast Food"A restaurant is robbed and the night manager murdered, leading police to investigate suspicious co-workers, a disgruntled ex-employee and a violent serial attacker.
S3, EP2 "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.
S3, EP1 "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.
S2, EP20 "Burned and Betrayed"After the burned body of a young nursing student is discovered near a rural road, detectives investigate several suspects until the trail of evidence unearths a disturbing and predatory plot.
S2, EP19 "Wolf in Sheep's Clothing"When a beloved elderly woman is viciously murdered, detectives discover a chilling connection to another unsolved murder; the trail points to someone from her past and investigators race to hunt the killer down before they can strike again.
S2, EP18 "The Runaway Murderer"A glamorous 85-year-old millionaire is found stabbed in her basement, sending police on an international investigation that unearths devilish secrets, double lives and a killer no one saw coming.
S2, EP17 "The Finger of Suspicion"A young woman is killed in her bedroom, and the evidence appears to point to a clear suspect, but it takes 30 years and new evidence to reveal a killer hiding in plain sight.
S2, EP16 "Second Chance to Kill"Police searching for the killer of a beloved grandfather find the murderer close to home wielding a shocking weapon.
S2, EP15 "Twisted Attraction"When a young woman who was just starting out in life is found assaulted and stabbed to death in her boyfriend's home, detectives work tirelessly to uncover a killer who had previously been above suspicion, leaving the town and police force stunned.
S2, EP14 "Gone Without a Trace"A divorced mother of three is stabbed to death while recovering from major surgery, but police are frustrated by a lack of evidence, until a startling admission reignites the case.
S2, EP13 "Hidden Betrayal"A civic-minded teen is shot to death in his own bed, but just as investigators are closing in on those responsible, a twist leaves everyone stunned.
S2, EP12 "The Mayor's Wife"After a respected educator and mother of two is found dead in small-town Alabama, the investigation focuses on fraught family relationships, but the discovery of a dark secret unveils a killer no one saw coming.
S2, EP11 "Murderer on Main St."A beloved resident of a tight-knit Nebraska town is murdered, leading detectives to look at a wide range of suspects before the trail leads to a killer who lives among them.
S2, EP10 "Closet Murderer"When a 98-year-old widow is found dead in her entryway closet, a chilling discovery leads investigators to a killer in the community who harbors a dark secret.
S2, EP9 "Deadly Disrespect"After a 35-year-old analyst for the NSA is fatally stabbed, police look at a number of suspects; detectives close in on the killer, but the investigation takes a shocking turn.
S2, EP8 "Fatal Ambition"A hard-working young woman is discovered stabbed at the side of a road, leading police on a tireless investigation for 10 years to unveil a killer who is hiding in plain sight.
S2, EP7 "New Jersey Nightmare"A recently retired woman is found murdered, and detectives struggle with a lack of evidence and try to track down a long list of suspects.
S2, EP6 "Killed by Kindness"When a recently divorced mother is found strangled to death on her couch, several suspects emerge until the killer is revealed to be someone close to home.
S2, EP5 "The Love That Kills"A loving, single mother of two is the victim of a bizarre murder, leading detectives to investigate a number of suspects.
S2, EP4 "Driven to Murder"When police find the body of a popular taxi driver stuffed inside the trunk of his own car,which is submerged in a river, they struggle to find suspects -- until the truth begins to emerge.
S2, EP3 "A Genius Murder"When a brilliant scientist and devoted family man is found beaten to death, the evidence leads to arrests, but an astounding revelation turns the investigation on its head.
S2, EP2 "Unseen Assassin"A wealthy businessman and his closest friend are found shot execution-style; police have little to go on until a surprising development leads investigators to a killer no one ever suspected.
S2, EP1 "Twisted Betrayal"When a devoted mother with a bright future in show business is ruthlessly gunned down, a number of suspects emerges; just as detectives think they have the killer in their sights, the investigation takes a jaw-dropping turn.
S1, EP8 "Deadly Betrayal"When a loving father and beloved basketball coach is murdered in Tennessee, police decode a confusing array of evidence to unveil a killer who is shockingly close to home.
S1, EP7 "Deadly Intentions"A devoted mother about to begin a new life is murdered in her own home; detectives follow the evidence through a tangled web of relationships to unmask the killer.
S1, EP6 "New Mexico Massacre"A 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.
S1, EP5 "Killer in Plain Sight"After a 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.
S1, EP4 "When Hate Kills"Police in small town Louisiana investigate the mysterious and brutal murder of a beloved neighbor with no known enemies.
S1, EP3 "A Twisted Connection"When a suburban mom is murdered in her own home, investigators chase down an elusive killer that no one saw coming.
S1, EP2 "Dying to See You"When a popular college student is found slain in the middle of campus, police suspect his friends and lovers might be involved.
S1, EP1 "Modern Family Murder"While investigating the murder of a devoutly religious couple, police uncover dark family secrets, leading them to a shocking suspect.
A look at homicide investigations that conclude with the killer's true identity coming as a shocking surprise.
Original Air Date: Dec 5, 2019
Rating: TV14
Playback: HD
3 seasons available on demand (47 episodes)
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