

Dateline: Secrets Uncovered
Season 10
TV-14
For more than 25 years, "Dateline" has brought viewers investigations into some of America's greatest mysteries.
Where to Watch Season 10
71 Episodes
- The Secrets of Cottonwood CreekE31
The Secrets of Cottonwood CreekIt was supposed to be happy weekend at their cabin. They went on a hike, pausing at a perfect spot for pictures. But something went wrong, and the frigid currents below took a life. Investigators wondered if they also swept away a secret. - Unthinkable: The Menendez MurdersE32
Unthinkable: The Menendez MurdersIn a case made for Hollywood, they were camera ready. Erik and Lyle Menendez were convicted of murdering their own parents more than two decades ago. Now hear chilling new details about the gruesome double slaying from the brothers themselves. - In Plain SightE41
In Plain SightAmber Dubois disappeared in the San Diego area, and the search turned up nothing. Then, a year later, Chelsea King disappeared in a neighboring town. Investigators were determined to find out if the two cases were connected. Will these girls be found together and alive? - The Disappearance of Laci PetersonE50
The Disappearance of Laci PetersonAfter following the case for more than fifteen years, Dateline delivers a comprehensive report with rarely seen interrogation video, new insight from prosecutors, and surprising details from the other woman, Amber Frey, who helped uncover the truth. - Secrets in the Smoky MountainsE51
Secrets in the Smoky MountainsBob McClancy was a beloved detective. When his death was ruled a suicide, loved ones were suspicious. United by grief, his widow and good friend found themselves falling in love. Then Bob’s son started asking questions and uncovered a secret. - The Night Before HalloweenE65
The Night Before HalloweenIt takes a special eye to spot the thing that's out of place at a crime scene; in this case, that thing looks so insignificant, no one even knows what it is or what it means; it takes a team of determined investigators almost two decades to find out.