Dateline: Unforgettable (2021)
Synopsis
A series of reports chosen by "Dateline" correspondents that answers the question they most often get asked — what their most memorable story is and why.
First Air Date: 2021-03-08
Last Air Date: 2025-12-11
Number of Seasons: 8
Number of Episodes: 118
Networks: Oxygen
Top Cast
- Andrea Canning as Self - Correspondent
- Josh Mankiewicz as Self - Correspondent
- Dennis Murphy as Self - Correspondent
- Keith Morrison as Self - Correspondent
- Blayne Alexander as Self - Correspondent
- Esther Salas as Self - Judge / Victim
- Diana, Princess of Wales as Self (archive footage)
- Lorenzen Wright as Self - Victim / NBA Player (archive footage)
- Gregg Olsen as Self - True Crime Author, 'Twisted Faith'
- Judy Storch as Self - Producer, Unsolved Mysteries (archive footage)
Seasons
Season 1 (2021)
No overview available for this season.
Episodes:
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Ep. 1: Secret Lives
When Jen Ramsaran disappeared, police searched online for clues and wondered if she escaped the real world for a fantasy world; journalist Andrea Canning covered the case in one of her first assignments for "Dateline."
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Ep. 2: Mystery in Orange County
After a young Army veteran disappeared, detectives uncovered a cryptic 911 call placed 11 days before she went missing, which exposed a twisted story — and the truth; reporter Josh Mankiewicz recalls the case.
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Ep. 3: The Client
Andrea Canning recalls the twists and turns in the case of Beverly Carter, a top-selling realtor who went missing after showing a house -- when her friends received mysterious text messages, they knew something was wrong.
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Ep. 4: Lauren's Promise
It is a case Josh Mankiewicz cannot forget because, while a student-athlete did everything right to keep herself safe, others did not; after she was found murdered, investigators learned she reached out for help multiple times before her death.
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Ep. 5: The Grudge
Andrea Canning reflects on a story that reminded her how people can be vulernable and how quickly life can change; she speaks with Judge Esther Salas about the knock at her door that robbed her of the most important thing in her life
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Ep. 6: Conduct Unbecoming
A man with both power and prestige managed to fool everyone, right up until his arrest.
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Ep. 7: And Then There Were Three
The case involved detective work so unique, it managed to stay with Dennis Murphy for years; days before Christmas, Michelle Martinko was visiting the mall when she was found stabbed to death; investigators found her killer almost 40 years later.
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Ep. 8: Collision
Andrea Canning reflects on a case fueled by a rage so hot, it is seared into her memory; the battle between a wife and a mistress for one man's heart led down a deadly path, to a showdown on the highway.
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Ep. 9: Voices for Vanessa
A case that reveals an ugly secret about life in the military and one Andrea Canning will not forget; when soldier Vanessa Guillen vanishes from Fort Hood, her family brings attention to her disappearance and revelations inspire a movement.
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Ep. 10: She Never Left
Aaron Fraser was 3-years-old when his mom disappeared. Authorities believed that he witnessed her murder, yet the truth stayed buried. Haunted by the memory for more than two decades, Aaron eventually made a discovery that unlocked the mystery.
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Ep. 11: Into the Night
Keith Morrison won't soon forget a frantic three days in 2016, when a woman's disappearance in Oregon set off an intense manhunt. The suspect's 60-hour crime spree included carjacking, abduction and murder.
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Ep. 12: A Texas Twist
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.
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Ep. 13: At the Bottom of the Lake
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.
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Ep. 14: The Goldfinger Mystery
A couple who made a fortune in gold was headed for divorce when the wife was murdered. How she was killed made this case unforgettable for Josh Mankiewicz. A video that seemed to provide an alibi ended up pointing police to the killer.
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Ep. 15: Shannon's Story
It's a chilling story unlike anything Dennis Murphy has seen before, or since. A beautiful college student goes missing from her off-campus job. A week later, investigators receive a mysterious phone call that changes everything.
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Ep. 16: The Perfect Guy
Andrea Canning reflects on this cautionary tale that still inspires her today. 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.
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Ep. 17: Frantic
Josh Mankiewicz wanted to return to this case because the very thing Christina Morris feared most became her living nightmare. She went out with friends and vanished. Police questioned everyone, hoping the truth would lead them to her body.
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Ep. 18: Finding Venus
A case with a plot so diabolical, Dennis Murphy had to revisit. Venus Stewart stepped outside her door and vanished. Investigators suspected her ex, but he had an alibi. Then a video gamer’s tale had detectives seeing double and exposed the truth.
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Ep. 19: The Black Box
Andrea Canning reflects on a story that hits close to home for her because of where it takes place. A coroner arrives at the scene of a car accident to find his friend deceased and begins to think her death looks suspicious
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Ep. 20: Deliberate Evil
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. The case sits cold until the mysterious death of her boyfriend’s twin brother leads police to a suspect.
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Ep. 21: At The Edge of Town
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.
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Ep. 22: The Interrogation
A mother and son die in a house fire. A man confesses to their murders, but later says he was coerced. Keith Morrison returns to the case for an extraordinary look at the interrogation and the circumstances that could lead to a false confession.
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Ep. 23: Unchecked Evil
A case Andrea Canning will never forget, because it revealed an unbelievable blind spot in law enforcement. Reagan Tokes worked a late shift at a local restaurant, then went missing. What happened to Reagan left her family and a city outraged.
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Ep. 24: Mystery at Heath Bar Farm
Josh Mankiewicz returns to a case with a twist no one saw coming, including him. A popular teacher was killed in her home. There was an arrest, a trial, and a verdict. Then came the bombshell that gave a convicted murderer his chance at freedom.
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Ep. 25: The Collector
A beloved couple was found murdered among a lifetime of valuable collectables in their home, an extraordinary place Dennis Murphy wanted to look back on. Investigators wanted to know if there was a connection between the memorabilia and the murder.
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