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Dateline: Unforgettable Season 2

June. 07,2022
|
8.5
|
TV-14
| Crime Documentary Mystery
Dateline: Unforgettable

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.

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Dateline: Unforgettable

2021  / TV-14

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.

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Dateline: Unforgettable Season 2 Full Episode Guide

Episode 48 - The Last Dive
First Aired: January. 03,2024

A couple takes a scuba-diving trip to the British Virgin Islands. On their last dive, one of them surfaces but the other does not. Police quickly suspect the drowning was no accident. Now Dennis Murphy gives this unforgettable story a second look.

Episode 47 - The Life and Death of Princess Diana
First Aired: December. 27,2023

Andrea Canning looks back on the royal who has fascinated her since childhood, Princess Diana. She explores Diana's real story, including a look at her troubled marriage, turbulent life and the investigation into her death.

Episode 45 - Deadly Desire
First Aired: December. 13,2023

They were two beautiful families living out their dreams, but gunshots in a parking lot revealed an ugly truth. Detectives uncovered three lives tangled in a love triangle. Keith Morrison finds the tale of deceit and betrayal unforgettable.

Episode 44 - The Sting
First Aired: December. 06,2023

Newlywed Dalia Dippolito comes home from the gym to find out her husband has been killed; in a case Dennis Murphy will never forget, almost nothing is as it seems; he explores whether Dalia was a pawn in a hoax gone wrong or simply diabolical.

Episode 43 - The Silhouette
First Aired: November. 29,2023

Debbie Kelly and Lars Itzo make their marriage of opposites work; when Debbie is killed, there is no question about who shot her, yet the explanation of why is one of the most confounding Andrea Canning has heard.

Episode 42 - Open Water
First Aired: November. 22,2023

A Mediterranean cruise meant to rekindle the love between a woman and her ex-husband leads to her disappearance; the investigation reveals secret recordings and an undercover hitman; Josh Mankiewicz reflects on the cold-blooded crime.

Episode 41 - The Women and Dirty John
First Aired: November. 15,2023

Debra Newell thinks she found Mr. Right, but her daughters sense something wrong about John Meehan; their search for answers exposes a dangerous con man and deceit that runs as deep as any Keith Morrison has covered.

Episode 40 - Family Affair
First Aired: November. 08,2023

The heir to a legendary hotel is brutally murdered, and detectives learn he had no shortage of enemies; Dennis Murphy takes a fresh look at this extraordinary investigation, a hunt for a killer he calls the most ruthless he's ever seen.

Episode 39 - Breakout
First Aired: November. 01,2023

When a Kansas prisoner escapes in a van driven by a volunteer, investigators scramble to track down the pair; Andrea Canning likens this story to a bunch of Hollywood blockbusters rolled into one, but it's as real as it gets.

Episode 38 - The House
First Aired: October. 25,2023

A woman finds her father, a former FBI agent, murdered at his house; after digging into his past, police suspect the killer might be close to home; for Josh Mankiewicz, the toxic marriage at the heart of this case makes it unforgettable.

Episode 37 - Good & Evil
Episode 36 - Twisted
First Aired: October. 11,2023

When an Iowa woman is attacked while home alone with her three children, the confrontation turns deadly; Dennis Murphy examines one of the most sophisticated criminal plots of his "Dateline" career.

Episode 35 - Return to Manitowoc County
First Aired: October. 04,2023

It's a mystery that defies easy answers, and "Dateline" has been following it for more than a decade; Steven Avery and his teenage nephew were convicted of killing Teresa Halbach; now, Andrea Canning shares her insight into the controversial case.

Episode 34 - Internal Affairs
First Aired: September. 27,2023

When a popular graduate student is shot dead in Durham, NC, detectives uncover a deadly love triangle; it takes a lot to surprise correspondent Josh Mankiewicz, but the claims are shocking.

Episode 33 - The Haunting
First Aired: September. 20,2023

The children of an Oklahoma pastor survive the robbery that took their parents' lives; it's a story Keith Morrison still can't forget, and one where the very best and worst of humanity are both on full display.

Episode 32 - The Plan
First Aired: September. 13,2023

A double homicide in upstate New York leads detectives on a cross-country investigation; Dennis Murphy reflects on a story full of twists and turns, including the surprising suspect at the center.

Episode 31 - The Secret of Spirit Lake
First Aired: September. 06,2023

An advocate for missing and murdered Indigenous women searches for answers in the disappearance of her niece and exposes cracks in law enforcement. Andrea Canning looks back on this important story, one that became her passion project.

Episode 30 - What Happened to Amy?
First Aired: August. 30,2023

For more than 30 years, Ohio investigators have searched for answers in the murder of 10-year-old Amy Mihaljevic; the case details still haunt Josh Mankiewicz and investigators, who ask for help in solving the crime.

Episode 29 - The Ranch
First Aired: August. 23,2023

Eduardo Valseca is taken hostage in an orchestrated abduction; Keith Morrison reflects on the family he spent years following; what happened to them might have destroyed many, but not the Valsecas.

Episode 28 - Down the Back Staircase
First Aired: August. 16,2023

When a novelist's wife is found dead at the bottom of the stairs, investigators wonder if it is an accident or murder; Dennis Murphy interviews main suspect Michael Peterson and returns to the case with insight only he can share.

Episode 27 - Deadly Valentine
First Aired: August. 09,2023

Nathan and Denise Leuthold built their family on faith, but suddenly one of them was dead and the other was under suspicion. It's a story that stays with Andrea Canning, both because of what happened and when it happened: Valentine's Day.

Episode 26 - The Dead of Night
First Aired: August. 02,2023

A mother of two vanishes in Monrovia, CA. As detectives investigate, the woman's loved ones reveal that she feared she was being stalked. For Josh Mankiewicz, cases like these are all too familiar, and that's a tragedy he just can't shake.

Episode 25 - The Betrayal of Sarah Stern
First Aired: July. 26,2023

Keith Morrison revisits a story that has haunted him for years; when detectives find a missing woman's car abandoned on a bridge, their investigation uncovers a tangled plot involving money, friendship, and a deadly betrayal.

Episode 24 - Mystery on Blood Mountain
First Aired: December. 20,2022

Gary Hilton is a name Dennis Murphy will always remember. A hiker goes missing and authorities suspect Hilton is reenacting a slasher movie. Dennis reflects on the real-life murder spree that terrorized the American South.

Episode 23 - The Creek
First Aired: December. 13,2022

After a 15-year-old girl disappears, investigators discover a creek where the local teenagers hang out. Dennis Murphy looks back on the case that kept him guessing until its astonishing conclusion.

Episode 22 - The Box
Episode 21 - Fallen
First Aired: November. 29,2022

When a pastor loses a second wife in an accident, authorities become suspicious. Dennis Murphy returns to this unforgettable story of evil and betrayal, wondering how far this a man of God might have fallen. Dennis still can’t believe the answer.

Episode 20 - Secrets From the Grave
Episode 19 - Death of a Golden Girl
First Aired: November. 15,2022

An aspiring Playboy model is murdered in Miami, FL. A seven second clip of her last moments alive are caught on security video and could hold key clues. The haunting images make this case one of Dennis Murphy's most memorable.

Episode 18 - A Promise to Helene
First Aired: November. 08,2022

A college student is found murdered and the case sits cold for nearly 40 years. Josh Mankiewicz reflects on the vow that keeps the case alive and the innovative method used to catch the killer.

Episode 17 - In the Dead of Night
First Aired: November. 01,2022

For Keith Morrison, this case stands out as an unusual mystery. The crime seemed arbitrary with no apparent motive. There was a confession which might have ended the investigation, but that was only the beginning.

Episode 16 - The Day Jennifer Disappeared
First Aired: October. 25,2022

Dennis Murphy reported on the twists and turns of the Jennifer Dulos case as they happened. He offers candid insight into his one-on-one interview with the prime suspect: Jennifer’s ex-husband, Fotis Dulos.

Episode 15 - Even the Devil Went to Church
First Aired: October. 18,2022

When a small-town Alabama resident is murdered, rumors involving a local pastor begin to swirl. Andrea Canning reflects on this story that feels to her like a steamy soap opera playing out in real life.

Episode 14 - The Pink Gun Mystery
First Aired: October. 11,2022

When a complicated Texas love triangle ends in murder, a pink gun leads to an arrest. New evidence makes investigators rethink the case. Josh Mankiewicz has reported on two-timing before, but this case had a twist he has never seen.

Episode 13 - The Black Widow of Lomita
First Aired: October. 04,2022

A California woman's two former husbands are mysteriously murdered nearly 20 years apart. Keith Morrison reflects on the case that sent him halfway across the world on a hunt for answers.

Episode 12 - House of Secrets
First Aired: August. 23,2022

When a star athlete at an Ivy League university goes on trial for murder, sparks fly in the courtroom. The trial ends with a stunning decision that Dennis Murphy will never forget, but the surprises in the case are just beginning.

Episode 11 - Justice for Nikki
First Aired: August. 16,2022

Andrea Canning looks back on one of her most memorable cases where a fitness tracker helped detectives solve the mystery of a young woman's death in Wisconsin. Andrea confronts the killer in a tense interview.

Episode 10 - Out of the Darkness
Episode 9 - The Man Who Talked to Dogs
Episode 8 - Return to the Lonely Road
First Aired: July. 26,2022

This case has stayed with Dennis Murphy since he first reported on it: A determined young woman searches for answers in her mother’s mysterious death. Her decades-long quest leads to a dramatic courtroom decision.

Episode 7 - The Last Dance
First Aired: July. 19,2022

After shedding hundreds of pounds, a popular kindergarten teacher goes missing. Investigators find a link between her weight loss and her disappearance. The case ranks as having one of the craziest motives Andrea Canning has heard.

Episode 6 - Somebody's Daughter
First Aired: July. 12,2022

A detective makes it her mission to find dozens of women who vanished on the streets of Albuquerque, New Mexico. For Josh Mankiewicz, her resolve makes this story unforgettable.

Episode 5 - Smoke And Mirrors
Episode 4 - A Novel Defense
Episode 2 - The Officer's Wife
First Aired: June. 14,2022

When a police officer's wife is shot to death in her bed, her parents' certainty that investigators have it wrong and their determination to untangle the mystery, makes the case unforgettable for Josh Mankiewicz.

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