Dateline: Unforgettable

Dateline: Unforgettable - Oxygen

Oxygen

NBC

News Show

2021

TVPG

Newsmagazine

Crime

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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2021 News Show 5 Seasons

Upcoming TV Airings

The airings below are based on a generic national schedule. Times and dates can vary by TV provider.

Wednesday, March 26

Mystery on Blood Mountain

Season 2 • Episode 24

A hiker goes missing and authorities suspect Gary Hilton is reenacting a slasher movie.

Wednesday, March 26

The Creek

Season 2 • Episode 23

After a 15-year-old girl disappears, investigators discover a creek where local teenagers hang out.

Wednesday, March 26

The Box

Season 2 • Episode 22

Keith Morrison cannot forget the son who opened a box and faced a terrifying family secret.

Wednesday, March 26

The Last Dive

Season 2 • Episode 48

A couple take a scuba-diving trip; on their last dive, one of them surfaces, but the other does not.

Wednesday, March 26

Fallen

Season 2 • Episode 21

When a pastor loses a second wife in an accident, authorities become suspicious.

Thursday, March 27

Deadly Desire

Season 2 • Episode 45

For two families living out their dreams, gunshots in a parking lot reveal an ugly truth.

Thursday, March 27

The Life and Death of Princess Diana

Season 2 • Episode 47

Princess Diana's troubled marriage, turbulent life, and the investigation into her death.

Thursday, March 27

Plot Twist

Season 2 • Episode 46

"Dateline" correspondents explain what their most memorable story is and why.

Thursday, March 27

The Sting

Season 2 • Episode 44

Newlywed Dalia Dippolito comes home from the gym to find out her husband has been killed.

Thursday, March 27

The Silhouette

Season 2 • Episode 43

Debbie Kelly and Lars Itzo make their marriage of opposites work, until Debbie is killed.

Thursday, March 27

Open Water

Season 2 • Episode 42

A Mediterranean cruise with a woman and her ex-husband leads to her disappearance.

Thursday, March 27

Family Affair

Season 2 • Episode 40

The heir to a legendary hotel is murdered, and detectives learn he had no shortage of enemies.

Friday, March 28

Breakout

Season 2 • Episode 39

When a prisoner escapes in a van driven by a volunteer, investigators work to track down the pair.