Dateline: Unforgettable

Against all odds, a young woman survives a brutal attack on her and a friend in a park, and while DNA points one way, a bombshell message points another.

A couple is murdered shortly after their wedding and police suspect a family feud is the cause; Josh Mankiewicz looks back at what started the dispute that left him floored.

Keith Morrison looks back on this haunting mystery he reported on for more than 10 years; a pilot flees following a plane crash, becomes a fugitive and lives a double life for decades.

Josh Mankiewicz wants to return to this case because the very thing Christina Morris feared most became her living nightmare; she goes out with friends and vanishes; the police question everyone, hoping the truth will lead them to her body.

The manhunt for the suspect in an Oregon woman's 2016 disappearance leads to a 60-hour crime spree including carjacking, abduction and murder.

A 49-year-old man was shot and killed while walking his dog in front of his Texas home. Josh Mankiewicz looks back at a case with an unusual motive.

An 18-year-old college student is found stabbed to death in her bedroom; Blayne Alexander revisits this case where a TV show influences the investigation.

A beautiful college student goes missing from her off-campus job, and a week later, investigators receive a mysterious phone call that reveals her plight.

Authorities take two years and three trials to solve the shooting death of the wife of an FBI agent in their home; Dennis Murphy remembers some of the most intense moments he's witnessed in a courtroom.

While North Carolina detectives hunt for answers in the murder of 28-year-old James Chambers, his mother searched for his remains; Andrea Canning reflects on the family's unrelenting quest to find justice for James.

When the body of an Ohio woman is found in a wooded area near her home months after she went missing, investigators must determine if her death was a suicide or homicide; the case and trial left Dennis Murphy hungry to know more.

When 17-year-old Alissa Turney disappears, it takes years before detectives treat her case as a homicide; Andrea Canning reexamines the mystery and the dark family secrets the investigation unearthed.

A couple made a fortune in gold but were headed for divorce when she was murdered; how she is killed makes this case unforgettable for Josh Mankiewicz; a video that seems to provide an alibi ends up pointing police to the killer.

25-year-old Chantay Blankinship's remains are found at a rundown building that locals call the Haunted House; for Blayne Alexander, this case juxtaposes two places that represent good and evil, a church and an abandoned farmhouse.

International fugitive Nicholas Rossi faked his death as investigators closed in on him after rape and fraud allegations; Andrea Canning tracks down the man of many identities and looks back on one of the wildest interviews of her career.

Andrea Canning reflects on a cautionary tale that still inspires her; a man steals millions of dollars conning women and businesses over 25 years; one woman brings together a group of his victims to hold him accountable and face justice.

Texas detectives investigating the murder of 22-year-old Molly Matheson uncover a trail of sexual assault crimes; Josh Mankiewicz is still disturbed by what survivors connected to the case told him about their fight for justice.

When a college student is found dead after a party, his mother is determined to find out what happened; what follows is one of Dennis Murphy's most memorable stories, as this tenacious mom fights to get her son's case in front of a jury.

Josh Mankiewicz returns to a case that took six years to report; a woman is found murdered after her friend hears her screaming on the phone, but the case sits cold until the mysterious death of her boyfriend's twin brother leads police to a suspect.

Venus Stewart stepped outside her door and vanished; investigators suspected her ex, but he had an alibi; a video gamer's tale had detectives seeing double and exposed the truth.

Josh Mankiewicz returns to a case; a popular teacher was killed in her home; there was an arrest, a trial, and a verdict.

Andrea Canning reflects on a story that hits close to home for her because of where it takes place; a South Carolina coroner arrives at the scene of a car accident to find his friend deceased and begins to think her death looks suspicious.

A mother and son die in a house fire, and a man confesses to their murders; later, he says he was coerced; Keith Morrison returns to the case for a look at the interrogation and the circumstances that could've led to a false confession.

A wife and mother is taken into an unmarked car by a blond woman on a Monday morning, but police are unable to find any record of her arrest; for Josh Mankiewicz, this case reset the bar for brazen and he revisits the reasons why.

Reagan Tokes worked a late shift at a local restaurant, then went missing.

A tech titan is stabbed to death in San Francisco, sparking headlines and rumors; speculators are quick to draw conclusions, but Josh Mankiewicz revisits how video evidence revealed a far more complicated truth.