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The Best Episodes of Dateline: Unforgettable

Every episode of Dateline: Unforgettable ranked from best to worst. Let's dive into the Best Episodes of Dateline: Unforgettable!

The Best Episodes of 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...

Seasons5

  1. Background image for The Eastlake Conspiracy
    8.0/10(9 votes)

    #1 - The Eastlake Conspiracy

    S2:E3

    Andrea Canning recalls a case in which investigators set up an elaborate sting operation to stop a murder-for-hire plot.

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    Director:Unknown
    Writer:Unknown
  2. Background image for A Promise to Helene
    7.9/10(8 votes)

    #2 - A Promise to Helene

    S2:E18

    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.

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    Director:Unknown
    Writer:Unknown
  3. Background image for On a Dark, Deserted Highway
    7.9/10(8 votes)

    #3 - On a Dark, Deserted Highway

    S3:E1

    Keith Morrison recalls how a deadly high-speed chase in Montana led to a mystery, where a missionary turned into a monster and committed one of the state's most notorious crimes.

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    Director:Unknown
    Writer:Unknown
  4. Background image for The Man Who Talked to Dogs
    7.8/10(8 votes)

    #4 - The Man Who Talked to Dogs

    S2:E9

    Investigators track down a suspect in the disappearance of a celebrity dog trainer. Keith Morrison reflects on the fractured love story at the center of this mystery.

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    Director:Unknown
    Writer:Unknown
  5. Background image for Mystery on Blood Mountain
    7.8/10(6 votes)

    #5 - Mystery on Blood Mountain

    S2:E24

    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.

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    Director:Unknown
    Writer:Unknown
  6. Background image for Down the Back Staircase
    7.8/10(5 votes)

    #6 - Down the Back Staircase

    S2:E28

    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.

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    Director:Unknown
    Writer:Unknown
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  8. Background image for Plot Twist
    7.7/10(7 votes)

    #7 - Plot Twist

    S2:E46

    For a group of stage actors, life seemed to be imitating art in the worst way when a college student was killed.

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    Director:Unknown
    Writer:Unknown
  9. Background image for Complicated
    7.7/10(7 votes)

    #8 - Complicated

    S3:E7

    When Josh Mankiewicz gets asked about his most memorable stories, the name Dayna Herroz comes to mind; after her daughter and 10-month-old grandson are murdered, her quest for justice ends with a twist in a San Diego courtroom.

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    Director:Unknown
    Writer:Unknown
  10. Background image for Under The Desert Sky
    7.6/10(10 votes)

    #9 - Under The Desert Sky

    S2:E1

    A case Keith Morrison can't forget in which a teen's murder shakes a Nevada community and two unlikely people confess.

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    Director:Unknown
    Writer:Unknown
  11. Background image for Justice for Nikki
    7.6/10(9 votes)

    #10 - Justice for Nikki

    S2:E11

    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.

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    Director:Unknown
    Writer:Unknown
  12. Background image for The Black Widow of Lomita
    7.6/10(8 votes)

    #11 - The Black Widow of Lomita

    S2:E13

    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.

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    Director:Unknown
    Writer:Unknown
  13. Background image for In the Dead of Night
    7.6/10(7 votes)

    #12 - In the Dead of Night

    S2:E17

    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.

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    Director:Unknown
    Writer:Unknown
  14. Background image for The Haunting
    7.6/10(5 votes)

    #13 - The Haunting

    S2:E33

    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.

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    Director:Unknown
    Writer:Unknown
  15. Background image for Deadly Desire
    7.6/10(8 votes)

    #14 - Deadly Desire

    S2:E45

    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.

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    Director:Unknown
    Writer:Unknown
  16. Background image for Siren Song
    7.6/10(9 votes)

    #15 - Siren Song

    S3:E2

    A mystery in paradise unfolds when Sarm Heslop vanishes from her boyfriend's yacht; in a case that made international headlines, Andrea Canning recounts her memorable journey searching for a particular person of interest.

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    Director:Unknown
    Writer:Unknown
  17. Background image for The Woman Who Couldn't Scream
    7.6/10(8 votes)

    #16 - The Woman Who Couldn't Scream

    S3:E3

    A 911 call reporting an apartment break-in holds the key to solving the mysterious murder of a young graduate student named Katie Sepich; her case contained many twists, and her family's grit still astonishes Josh Mankiewicz.

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    Director:Unknown
    Writer:Unknown
  18. Background image for The Window
    7.6/10(5 votes)

    #17 - The Window

    S3:E8

    A Florida father is determined to find out what happened to his daughter after her fatal fall from a penthouse apartment; Dennis Murphy revisits the dramatic events as this dad confronts overwhelming obstacles to learn the truth.

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    Director:Unknown
    Writer:Unknown
  19. Background image for The Life and Death of Princess Diana
    7.5/10(6 votes)

    #18 - The Life and Death of Princess Diana

    S2:E47

    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.

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    Director:Unknown
    Writer:Unknown
  20. Background image for The Pink Gun Mystery
    7.4/10(11 votes)

    #19 - The Pink Gun Mystery

    S2:E14

    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.

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    Director:Unknown
    Writer:Unknown
  21. Background image for Even the Devil Went to Church
    7.4/10(11 votes)

    #20 - Even the Devil Went to Church

    S2:E15

    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.

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    Director:Unknown
    Writer:Unknown
  22. Background image for The Day Jennifer Disappeared
    7.4/10(9 votes)

    #21 - The Day Jennifer Disappeared

    S2:E16

    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.

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    Director:Unknown
    Writer:Unknown
  23. Background image for Secrets From the Grave
    7.4/10(10 votes)

    #22 - Secrets From the Grave

    S2:E20

    A man claims his wife died by suicide, but a suspicious house fire 24 years later raises doubts; Josh Mankiewicz remembers the suspect who could not stop talking.

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    Director:Unknown
    Writer:Unknown
  24. Background image for The Betrayal of Sarah Stern
    7.4/10(8 votes)

    #23 - The Betrayal of Sarah Stern

    S2:E25

    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.

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    Director:Unknown
    Writer:Unknown
  25. Background image for Deadly Valentine
    7.4/10(5 votes)

    #24 - Deadly Valentine

    S2:E27

    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.

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    Director:Unknown
    Writer:Unknown
  26. Background image for Internal Affairs
    7.4/10(5 votes)

    #25 - Internal Affairs

    S2:E34

    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.

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    Director:Unknown
    Writer:Unknown

Best Episodes Summary

"The Eastlake Conspiracy" is the best rated episode of "Dateline: Unforgettable". It scored 8/10 based on 9 votes. Directed by Unknown and written by Unknown, it aired on 6/21/2022. This episode scored 0.1 points higher than the second highest rated, "A Promise to Helene".