Dateline: Unforgettable

Premiere Date
Season 4 Premiere:

Dateline: Unforgettable - Oxygen



News Show





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.


Where to Stream

2021 News Show 4 Seasons

Upcoming TV Airings

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

Thursday, June 13

Lonestar Obsession New

Season 4 • Episode 2

Dr. Joe Sonnier's murder investigation reveals jealousies; Andrea Canning recalls a doctor.

Sunday, June 16

The House

Season 2 • Episode 38

A woman finds her father, a former FBI agent, murdered at his house.

Wednesday, June 19

The Devil Was Watching

Season 3 • Episode 4

When Tina Sandoval disappears, her parents and loved ones spend years searching for her.

Wednesday, June 19


Season 2 • Episode 39

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

Wednesday, June 19

Left for Dead

Season 3 • Episode 5

The survivor of a horrible attack is convinced the police on the case have the wrong suspect.

Wednesday, June 19

Point Blank

Season 3 • Episode 6

After Todd Chance is murdered, police follow a trail of video evidence to track down their suspect.

Thursday, June 20

Siren Song

Season 3 • Episode 2

A mystery in paradise unfolds when Sarm Heslop vanishes from her boyfriend's yacht.

Thursday, June 20

Twisted Faith New

Season 4 • Episode 3

A pastor's secrets come to light; Josh Mankiewicz looks back at a case.

Thursday, June 20


Season 3 • Episode 7

Dayna Herroz's quest for justice ends with a twist in a San Diego courtroom.

Thursday, June 20

The Window

Season 3 • Episode 8

A Florida father investigates his daughter's fatal fall from a penthouse apartment.

Friday, June 21

Family Affair

Season 2 • Episode 40

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

Saturday, June 22

On a Dark, Deserted Highway

Season 3 • Episode 1

Keith Morrison recalls how a deadly high-speed chase in Montana led to a mystery.

Saturday, June 22

The Woman Who Couldn't Scream

Season 3 • Episode 3

Solving the mysterious murder of a young graduate student named Katie Sepich.

Sunday, June 23

The Window

Season 3 • Episode 8

A Florida father investigates his daughter's fatal fall from a penthouse apartment.

Thursday, June 27

Return to Manitowoc County

Season 2 • Episode 35

Steven Avery and his teenage nephew were convicted of killing Teresa Halbach.

Thursday, June 27

Sex, Lies & Murder New

Season 4 • Episode 4

The investigation into a woman's murder reveals a tangled web of sex and lies.

Thursday, June 27

Internal Affairs

Season 2 • Episode 34

When a graduate student is shot dead in Durham, N.C., detectives uncover a deadly love triangle.