On Florida's Gulf Coast, young father Terrance Williams vanishes without a trace; Terrance's mother finds out that the last person to see her son before he disappeared has a curious connection to another man who went missing from the same town.

Life is good for 12 year-old Garrett Phillips, until he's brutally attacked while home alone. His killer jumps unseen from a window and investigators are left with a vexing mystery that rattles the otherwise peaceful village of Potsdam, NY.

When a paramedic and mother is found dead and covered in paint in the basement of her Massachusetts home, investigators must work tirelessly for 18 months to find the person responsible.

Teenagers Rebecca Bender and Bekah Charleston fall for men who seem to care about them. Instead, the girls are lured into human trafficking and coerced into prostitution.

When a young husband is thrown in jail for the murder of his newlywed wife, most people in their small Oklahoma community believed the case was solved. But odd cell tower records and surprising DNA evidence force investigators to take a second look.

In St. Petersburg, FL, Cabretti Wheeler and his friend Kyle Ellis are killed.  When the only eye-witness vanishes, it's up to Cabretti's mom, Lisa Wheeler, to help police solve the case, even if it means risking her own life for justice.

Margaret Purk is just days away from having her first baby when, after an apparent suicide by hanging, she and her unborn son are dead. Twenty-four years later, new clues lead investigators to re-open the case. Was this suicide actually a homicide?

On an Easter Sunday, 18-year-old Heidi Allen vanishes from her convenience store job. Two brothers are arrested for the kidnapping, but only one is convicted. Years later, a chilling new story emerges implicating three other men in the crime.

A small town is left on edge when a young mother is murdered inside her home. An early arrest and later, a surprising confession, point to a dark conspiracy and leads investigators to someone many people thought they knew.

When a California mother of two is stabbed to death in her bedroom, police can't find any incriminating evidence. The case goes cold for years until a new detective uncovers a tiny clue that leads to an undercover sting to catch the killer.

When a beloved pediatric eye doctor in Tucson is stabbed to death on the way to his car, a community is shocked. But who could be behind his demise?

In July of 2006, 22 year-old Tori Vienneau and her 10 month-old son, Dean, are both found strangled in their home. As San Diego Police delve into Tori's life, they uncover a complicated romance, a startling revelation, and evidence to make an arrest.

A missing cheerleader. A seemingly unrelated roadside fire. As two cases converge, police juggle numerous suspects and motives, until a cryptic surveillance video brings the investigation to a shocking conclusion of betrayal, devotion, and murder.

16 year-old Brittney Gregory is a star student in Brick Township, NJ. When she vanishes one night in 2004, local police begin a search that leads them into a world of dark secrets and dangerous players as they work to solve her disappearance.

In October 2016, after helping a friend fix his computer, 18-year-old tech prodigy, Sam Poss, takes off on foot and never returns home. Did the beloved teen run away? Was there an accident? Police work around the clock to find the truth.

The wife of an internationally renowned Ivy League professor is murdered and the killer is the last person anyone would have expected. A Phoenix postman is accused and sentenced to death. Did he do it? Follow his story.

An Ohio woman is implicated in a murder and even the prosecutor has his doubts; a girl in Idaho is kidnapped and only the gut instinct of two strangers can save her.

When a young woman vanishes from a New Mexico convenience store, two detectives discover tracks in the dirt that may lead them to answers. After a second woman disappears, it's a race against time to stop a potential serial killer.

A German national comes to the U.S., adopts the manners of the super wealthy, and passes himself off as a Rockefeller. And, when a rape victim's eyewitness testimony helps put an innocent man in prison, he works to expose the real rapist from behind bars.

A strange case of a missing college co-ed pulls detectives into a disturbing online world. The investigation spans the globe and ends in Minnesota where an internet predator is unmasked.

When an Arkansas outdoorsman disappears, authorities wade through a series of accusations and rumors in their hunt for the missing man. As they zero in on a suspect and the body count rises, detectives rush to capture the killer before it's too late.

A prominent psychiatrist and his adult son are killed execution style. When police can't find a suspect, the case goes cold. But when an attempted armored car robbery provides an odd link to the double homicide months later, a motive is revealed.

28-year-old Army veteran and beloved father of three, Joey Fulgham, is shot dead in his bed in May 2003. With so many suspects - Joey's wife, her jealous boyfriend, and even her protective teenage brother - police have a lot of ground to cover.

When John and Susan Sutton are shot in their Florida home, Susan is killed, and John survives, but he is blinded for life. Could this be the work of one of John's high-end legal clients? As information surfaces investigators start looking closer to home.

When the nearly naked corpse of an older man is found along a horse path in Westchester, no one seems to know who he is. But after unraveling his identity, detectives are led on a four-state investigation -and learn his murder was based on a mistake.