House on the Lake

Unimaginable

Betrayed

A Texas Twist

Nightfall

Burning Suspicion

Lost and Found

The Mystery of the Murdered Major

The House In The Woods

Frantic

The Player

The Goldfinger Mystery

Secrets in a Small Town

Crossing the Line

Mystery at Heath Bar Farm

Deadly Triangle

Diabolical

The Day She Disappeared

Collision

Heart of Darkness

The Last Dance

Troubled Waters

Tangled

Season 1

The Room Downstairs

Crime

Documentary

Dateline: Secrets Uncovered

Oxygen

Season 2

Season 3

Season 4

Season 5

Season 6

Season 7

Season 8

Season 9

Season 10

Season 11

Season 12

Season 13

Season 14

Season 15

For more than 25 years, Dateline has brought viewers investigations into some of biggest mysteries in America. This entry in the franchise takes a second look at some of the most mysterious cases of recent history. It explores the stories through firsthand accounts told by people who are close to the crime, including investigators who dedicated their time to the cases and family members who are still trying to confront the tragedies that befell their loved ones.