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On New Year's Eve, a former cheerleader goes to a party and is found murdered the next day. Home video from the event help police identify her killer.

The shooting of a football coach inside a high school triggers a lockdown in the middle of a school day. Police race to track down an active shooter.

In 1996, beloved teacher Norma Luobikis was found stabbed to death in her home. Evidence suggests an intimate bond between the victim and her killer.

In December 2001, 20-year-old Dustin Wehde was brutally shot dead in his neighbour's house. What happened to cause this tragic event in Iowa.

In 1997, 78-year-old Jean Schwarzkopf was murdered in Florida. The retiree's husband owned a jewellery business, was she murdered for her diamonds.

When Holly Cantrell never returns home after work, her three sons are distraught. But Holly harboured a web of secrets that may have led to her disappearance.

He Looks Like The Killer On TV. When a friend tells Margie Bult to turn on the TV, she sees a fugitive named Paul Steven Mack who resembles her husband and vows to uncover the truth.

In 2014, 19-year-old Keonte Chavis was murdered and left in the woods in Seale, Alabama. With little forensic evidence, police turned to her relatives.

Joseph Green Brown was on death row for 13 years before his convictions were overturned. Decades later, he would be charged for the murder of his wife.

Two years after Ali Lowizter vanishes, police receive a tip that she may have been trafficked. The search turns into a rescue mission but will it bring Ali home.

In 1997, in quaint Anne Arundel County, Maryland, a detective inherits a stack of cold cases. As he begins to unravel each one, he uncovers a shocking common thread.

Demery is concerned that a tragic accident may but more menacing than it first seems as a conspiracy between two unexpected accomplices come to light.

A 911 dispatcher is found slumped behind the wheel of a wrecked sedan with a bullet through his torso. To catch the killer, Demery must retrace the victim's final steps.

Jessika Rovell falls for Jeffrey Marsalis' charms and good looks, but his secret online life reveals a monster. Will the police stop his reign of terror.

Wrong. When Nikki McPhatter doesn't show up for her usual work shift, her friends immediately worry - and point investigators to her online relationships.

A fisherman spots a dismembered corpse floating in Thunder Bay. The case stalls until a fearless young witness delivers a harrowing testimony.

After a killer shoots 25-year-old Delvin Mitchell in the head, police receive all types of information from around town and circle in on the culprits.

In Edgewater, Colorado, police look for answers on who shot 27-year-old Andrew Jenicek in a strip mall parking lot as he made his way to a BBQ joint.

After the murder of 15-year-old Milli Penn, detectives investigate the masked shooter, rumoured to be another teenager linked to a fight club.

A cop reopens a decades-old case of a woman shot dead in her bed. It was initially ruled as suicide, until modern forensics and new witnesses emerge.

Demery is concerned that a tragic accident may but more menacing than it first seems as a conspiracy between two unexpected accomplices come to light.

A 911 dispatcher is found slumped behind the wheel of a wrecked sedan with a bullet through his torso. To catch the killer, Demery must retrace the victim's final steps.

Jessika Rovell falls for Jeffrey Marsalis' charms and good looks, but his secret online life reveals a monster. Will the police stop his reign of terror.

Wrong. When Nikki McPhatter doesn't show up for her usual work shift, her friends immediately worry - and point investigators to her online relationships.

A 911 dispatcher is found slumped behind the wheel of a wrecked sedan with a bullet through his torso. To catch the killer, Demery must retrace the victim's final steps.

In 2014, 19-year-old Keonte Chavis was murdered and left in the woods in Seale, Alabama. With little forensic evidence, police turned to her relatives.

Joseph Green Brown was on death row for 13 years before his convictions were overturned. Decades later, he would be charged for the murder of his wife.

Two years after Ali Lowizter vanishes, police receive a tip that she may have been trafficked. The search turns into a rescue mission but will it bring Ali home.

In 1997, in quaint Anne Arundel County, Maryland, a detective inherits a stack of cold cases. As he begins to unravel each one, he uncovers a shocking common thread.

Talented artist Kira and marketing manager Matthew appear to be happily married. Until one day, a maintenance worker makes a grisly discovery.

Seven years into their marriage, something changes between a husband and wife - and a dirty secret at work will lead to a deadly confrontation.

When popular college student Martin Roberts goes missing, only a cryptic note is left behind. Two years on, his family want to solve the mystery once and for all.

One night in 1993, an officer is shot and killed during a routine traffic stop. The only witness is his young nephew who is too scared to tell police.

When the body of a young woman is discovered in the woods, investigators are faced with a difficult decision if they're to solve this brutal murder.

A soldier dies in a brutal attack during a night out with her unit. Police determine if a secret fear she told her mum is the motive for her murder.

Bestselling author, Helen Bailey, was a wealthy widow. After finding love again with Ian Stewart she vanished. He helps in the search - but was it a cover-up.

Levi Bellfield denied his connection to a series of murders and rapes, but videotaped police interviews tell a different story. Experts spot the giveaway signs.

A gunman kills a University of Kentucky football player at his birthday party. Despite a house full of witnesses, no one saw the shooter.

Jack and Katrina visit a mansion in Denver. Plagued by bad luck and a string of untimely deaths, some believe that it has a portal to the netherworld.

The team head to Port Townsend, Washington. Here, they investigate the crimes, curses and angry spirits that locals believe are haunting the town.

A couple calls out to Cindy and Steve for answers when dark forces in their suburban home threaten their marriage - and their lives - in Arizona.

Steve and Amy travel to Blue Springs, Missouri, where a mother fears for the safety of her children as unseen forces torment them on a daily basis.

When the body of a young woman is discovered in the woods, investigators are faced with a difficult decision if they're to solve this brutal murder.

A soldier dies in a brutal attack during a night out with her unit. Police determine if a secret fear she told her mum is the motive for her murder.

Bestselling author, Helen Bailey, was a wealthy widow. After finding love again with Ian Stewart she vanished. He helps in the search - but was it a cover-up.

Levi Bellfield denied his connection to a series of murders and rapes, but videotaped police interviews tell a different story. Experts spot the giveaway signs.

20-year-old Missy Grubaugh, a devout Christian, is saving herself for marriage. But Missy's innocent charms attract the wrong type of men... with deadly results.

A retired corrections officer thinks he's survived the most risky years of his life - but dealing with his second wife and her jealous ex-husband proves far more deadly.

Codi Joyce died at a house party after a fight in 2015 and nobody was ever charged for his murder. What really happened that night and why will no witnesses talk.

In 1996, beloved teacher Norma Luobikis was found stabbed to death in her home. Evidence suggests an intimate bond between the victim and her killer.

A real estate agent gives in to his wife's wish that her mother moves into their home. But what begins as a compassionate gesture turns into a bitter war of wills.

Everyone wants a part of Ken Germain's property business, including partner, Colin Collea. But tensions rise as employees begin to suspect it's just a scam.

A woman must face the hellish truth about her troublemaking son when he commits a monstrous crime. How much can a mother's love for her son withstand.

Steven Crittenden reveals shocking news to his brother Bryant. Now Bryant must decide whether to betray his family or allow a killer to go free.

When Tyarra Williams vanishes, tips suggest she may have fallen prey to human trafficking. Does someone in the community know more than they're letting on.

When 13-year-old Tabitha Tuders vanishes, police suspect she's a runaway. But disturbing circumstances behind her disappearance leaves her family desperate for the truth.

In December 2001, 20-year-old Dustin Wehde was brutally shot dead in his neighbour's house. What happened to cause this tragic event in Iowa.

In 1997, 78-year-old Jean Schwarzkopf was murdered in Florida. The retiree's husband owned a jewellery business, was she murdered for her diamonds.

Yelena Zakin's dream life is upturned by her husband Andrew's interest in his new, scheming secretary, her strange fiancé, and Andrew's ambitious protégé.

Maria's world shatters when her husband Joel, starts an affair. When Maria threatens divorce, Joel makes a deadly plan to stop her.

The Bride Who Will Never Be. When Melanie marries James Addie, she believes she's found the perfect husband, unaware he leads a double life that one day will end with death.