Dateline: Unforgettable (2021)

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.

Dateline: Unforgettable

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Seasons

Season 1

Season 1

Season 2

Season 2

Season 3

Season 3

Season 4

Season 4

Season 5

Season 5

Season 6

Season 6

Episodes season 1

  • 1x1

    Secret lives

  • 1x2

    Mystery in orange county

  • 1x3

    The client

  • 1x4

    Lauren's promise

  • 1x5

    The grudge

  • 1x6

    Conduct unbecoming

  • 1x7

    And then there were three

  • 1x8

    Collision

  • 1x9

    Voices for vanessa

  • 1x10

    She never left

  • 1x11

    Into the night

  • 1x12

    A texas twist

  • 1x13

    At the bottom of the lake

  • 1x14

    The goldfinger mystery

  • 1x15

    Shannon's story

  • 1x16

    The perfect guy

  • 1x17

    Frantic

  • 1x18

    Finding venus

  • 1x19

    The black box

  • 1x20

    Deliberate evil

  • 1x21

    At the edge of town

  • 1x22

    The interrogation

  • 1x23

    Unchecked evil

  • 1x24

    Mystery at heath bar farm

  • 1x25

    The collector

Episodes season 2

  • 2x1

    Under the desert sky

  • 2x2

    The officer's wife

  • 2x3

    The eastlake conspiracy

  • 2x4

    A novel defense

  • 2x5

    Smoke and mirrors

  • 2x6

    Somebody's daughter

  • 2x7

    The last dance

  • 2x8

    Return to the lonely road

  • 2x9

    The man who talked to dogs

  • 2x10

    Out of the darkness

  • 2x11

    Justice for nikki

  • 2x12

    House of secrets

  • 2x13

    The black widow of lomita

  • 2x14

    The pink gun mystery

  • 2x15

    Even the devil went to church

  • 2x16

    The day jennifer disappeared

  • 2x17

    In the dead of night

  • 2x18

    A promise to helene

  • 2x19

    Death of a golden girl

  • 2x20

    Secrets from the grave

  • 2x21

    Fallen

  • 2x22

    The box

  • 2x23

    The creek

  • 2x24

    Mystery on blood mountain

  • 2x25

    The betrayal of sarah stern

  • 2x26

    The dead of night

  • 2x27

    Deadly valentine

  • 2x28

    Down the back staircase

  • 2x29

    The ranch

  • 2x30

    What happened to amy?

  • 2x31

    The secret of spirit lake

  • 2x32

    The plan

  • 2x33

    The haunting

  • 2x34

    Internal affairs

  • 2x35

    Return to manitowoc county

  • 2x36

    Twisted

  • 2x37

    Good & evil

  • 2x38

    The house

  • 2x39

    Breakout

  • 2x40

    Family affair

  • 2x41

    The women and dirty john

  • 2x42

    Open water

  • 2x43

    The silhouette

  • 2x44

    The sting

  • 2x45

    Deadly desire

  • 2x46

    Plot twist

  • 2x47

    The life and death of princess diana

  • 2x48

    The last dive

Episodes season 3

  • 3x1

    On a dark, deserted highway

  • 3x2

    Siren song

  • 3x3

    The woman who couldn't scream

  • 3x4

    The devil was watching

  • 3x5

    Left for dead

  • 3x6

    Point blank

  • 3x7

    Complicated

  • 3x8

    The window

  • 3x9

    The evil that watches

  • 3x10

    The murder of lorenzen wright

  • 3x11

    A walk in the rain

Episodes season 4

  • 4x1

    What happened in vegas

  • 4x2

    Lonestar obsession

  • 4x3

    Twisted faith

  • 4x4

    Sex, lies & murder

  • 4x5

    In a lonely place

  • 4x6

    The music box

  • 4x7

    Detective story

  • 4x8

    The secret life of the homecoming queen

  • 4x9

    Kill switch

  • 4x10

    Window of opportunity

Episodes season 5

  • 5x1

    Killer role

  • 5x2

    Safari story

  • 5x3

    The favorite son

  • 5x4

    The trial of lori vallow daybell

  • 5x5

    The bridge

  • 5x6

    The life she wanted

  • 5x7

    True confession

  • 5x8

    After the dance

Episodes season 6

  • 6x1

    Open desert

  • 6x2

    Episode 2

  • 6x3

    65 seconds

  • 6x4

    Secrets in pleasant prairie

  • 6x5

    Episode 5

  • 6x6

    Episode 6

  • 6x7

    Episode 7

  • 6x8

    Episode 8

  • 6x9

    Episode 9

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