Dateline: Secrets Uncovered
NR2017•43m•8.1/10
CrimeDocumentary
Ratings
🎬TMDb
8.1/10(13)
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.
Language
EN
Status
Returning Series
First Aired
July 21, 2017
Last Aired
November 19, 2025
Networks
Oxygen
Where to Watch
Region US · Lang EN
US
No providers available for this region.
Seasons & Episodes
Select a season to view episodes. Reddit links may contain spoilers.
Season
E1
House on the Lake
Air date: 2017-07-21
A mom suddenly vanishes and a dad is under suspicion, but there was no body, weapon or eyewitness, and surprises cropped up along the way.
E2
Unimaginable
Air date: 2017-07-28
Investigating whether a toddler left in the car for seven hours while his dad was at work was a heartbreaking accident or murder.
E3
Betrayed
Air date: 2017-08-04
Melissa Lewis disappears, leaving signs of a struggle and a strange orange mist behind her; her boss goes missing and leaves behind an even bigger mess, and a missing fortune.
E4
A Texas Twist
Air date: 2017-08-11
This part of the Lone Star State is largely sheltered from hurricanes, but, as it turned out, not from one unnatural disaster.
E5
Nightfall
Air date: 2017-08-18
After a young mom is found dead on the side of a country road, 40 miles from her Knoxville home, investigators scramble to figure out how she ended up there.
E6
Burning Suspicion
Air date: 2017-08-25
At first, the fatal fire that swept through the home of a young couple looked like an accident then investigators took a closer look and what they discovered about the fire, and this couple, left them burning with suspicion.
E7
Lost and Found
Air date: 2017-09-01
A 4-year-old girl abducted and raised by her kidnapper spends decades trying to get back home, and she finally accomplishes her goal; as it turns out, that ending was only the beginning.
E8
The Mystery of the Murdered Major
Air date: 2017-09-08
After an attack on a respected U.S. Army major in the middle of the night, police launch an investigation that reveals wild secrets -- secrets that might hold the key to murder.
E9
The House In The Woods
Air date: 2017-09-15
A hockey player finds his wife murdered in their home; his daughter says she saw a robber, but the killer's identity turns out to be far more complicated; police have their suspects but her family members have questions of their own.
E10
Frantic
Air date: 2017-09-22
After Christina, the twenty-three-year-old fashionista, goes out to a high-end shopping mall on a Friday night and vanishes, police question everyone; they know someone is lying, but not who.
E11
The Player
Air date: 2017-09-29
A double murder reveals a double life; the victims are a well-respected couple whose son plays poker for a living; his alibi is his ace in the hole, but when detectives find key evidence, they think they are holding all the cards.
E12
The Goldfinger Mystery
Air date: 2017-10-06
A couple who made a fortune in gold is headed for divorce when the wife is murdered; on tape, the husband is not at the crime scene, but police think the video holds the key to unlocking a mystery.
E13
Secrets in a Small Town
Air date: 2017-10-13
A woman's life ends in mystery on a dead end road; a mother of three, loved by her family and tight-knit community; for years the murder investigation went cold, but secrets have a way of eventually coming out.
E14
Crossing the Line
Air date: 2017-10-20
Big sky country and a dangerous highway set the scene of a fatal car crash; determining if the tragedy was an accident or a crime and the secrets behind the truth hiding in text messages sent just before a car crossed the line.
E15
Mystery at Heath Bar Farm
Air date: 2017-10-27
A popular teacher is savagely murdered in her home; there is an arrest, a trial, and a conviction, but when a bombshell comes in after the verdict, the convicted murderer is given a chance at freedom.
E16
Deadly Triangle
Air date: 2017-11-03
If a killer is still free after 25 years, then maybe they got away with murder; the trail goes cold, never to warm up again, until one day it does.
E17
Diabolical
Air date: 2017-11-10
A newlywed receives terrifying emails with threats of kidnapping and death; the emails appear to come from an ex-girlfriend, but hiding behind the threats is a cyber-secret.
E18
The Day She Disappeared
Air date: 2017-11-17
A woman disappears while on her morning jog.
E19
Collision
Air date: 2017-11-24
A wife and a mistress vying for the same man end up in a high-speed showdown on a highway; after the man of their dreams, on his motorcycle nearby, gets struck and killed, his wife becomes accused of his murder.
E20
Heart of Darkness
Air date: 2017-12-01
A mother, her son and a cousin are kidnapped by terrorists while on vacation; a father turned negotiator tries to end the international hostage drama, but the price of freedom is a huge ransom.
E21
The Last Dance
Air date: 2017-12-08
A beloved kindergarten teacher and mother of two finds a new lease on life after shedding hundreds of pounds; when she suddenly vanishes from her home, investigators uncover a connection between her dramatic weight loss and mysterious disappearance.
E22
Troubled Waters
Air date: 2017-12-15
A California couple's romantic getaway on a boat turns tragic when the young wife and mother is lost at sea; the case goes cold for years until a model with a checkered past goes undercover to find the truth.
E23
Tangled
Air date: 2017-12-22
At first it looked like a home invasion gone wrong at the house Ralph Candelario shared with his second wife, but when police learn the antique dealer's first wife had disappeared, they take a closer look.
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