Dateline: Unforgettable

Thursday, July 25

The Secret Life of the Homecoming Queen New

Season 4 • Episode 8

Dennis Murphy reflects on a secret relationship that led a churchgoing couple down a dangerous path.

Thursday, August 1

The Eastlake Conspiracy

Season 2 • Episode 3

Investigators set up an elaborate sting operation to stop a murder-for-hire plot.

Thursday, August 1

Kill Switch New

Season 4 • Episode 9

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

Thursday, August 1

The Murder of Lorenzen Wright

Season 3 • Episode 10

The fatal shooting of NBA star Lorenzen Wright sends shockwaves through the city of Memphis, Tenn.

Friday, August 2

Siren Song

Season 3 • Episode 2

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

Saturday, August 3

A Walk in the Rain

Season 3 • Episode 11

The murder of 19-year-old Alaska Native Sonya Ivanoff jolts the small coastal city of Nome, Alaska.

Monday, August 5

Somebody's Daughter

Season 2 • Episode 6

A detective makes it her mission to find women who vanished on the streets of Albuquerque, N.M.

Thursday, August 8

Secrets From the Grave

Season 2 • Episode 20

A man claims his wife died by suicide, but a suspicious house fire 24 years later raises doubts.

Thursday, August 8

Window of Opportunity New

Season 4 • Episode 10

Thursday, August 8

Mystery on Blood Mountain

Season 2 • Episode 24

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

Saturday, August 10

Window of Opportunity

Season 4 • Episode 10