Currently Available Full Episodes

Mean Girls

S10/EP37 |
Aired: 12/01/2021
When Ricky Cowles and his girlfriend moved in together, her best friends moved in too; at first, it was like a big sleepover; then Rickie was found shot dead; his killer would let a secret slip, but turns out, he was keeping more than one. 43:54

The Last Day

S10/EP35 |
Aired: 11/17/2021
Marine wife Erin Corwin told her husband she was scouting hiking trails in Joshua Tree National Park. Then she vanished. Police quickly uncovered a steamy love triangle and a mystery with a deep pool of potential suspects. 1:27:36

Finding Sarah Goode

S10/EP34 |
Aired: 11/10/2021
Single mom Sarah Goode went missing after a night out with friends; her family was determined to find her; police turned up four possible suspects and two tantalizing clues; the killer left a signature. 1:27:36

The Match

S10/EP33 |
Aired: 11/03/2021
Diane Marcell walked into her home and found her daughter covered in blood, the attacker said she was next; a single drop of blood was the key to finding him, but it took nearly a decade to unlock its secrets. 1:27:36

Unthinkable: The Menendez Murders

S10/EP32 |
Aired: 10/27/2021
In 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. 1:27:36

The Secrets of Cottonwood Creek

S10/EP31 |
Aired: 10/20/2021
People 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. 1:27:36

Latest Clips

What Happened to Ricky Cowles Jr.?
Preview
2:56
Dateline: Secrets Uncovered

What Happened to Ricky Cowles Jr.?

S10/EP37 Amy Lynn Preasmyer was 16 and pregnant, a “party girl” who learned she was going to have to “grow up fast.” The father, Ricky Cowles Jr., had a change of heart and was excited to be a dad - but he wouldn’t have the chance.
​”Fingers Were Pointed,” Amy Preasmyer’s Friend Says
Preview
1:21
Dateline: Secrets Uncovered

​”Fingers Were Pointed,” Amy Preasmyer’s Friend Says

S10/EP37 Police found little evidence in the apartment and, after looking at Ricky Cowles Jr’s life, found little evidence anything strange was going on there. Amy Preasmyer’s friend said they had their own ideas what happened, though.
John Hamilton Has Possible Alibi
Preview
2:18
Dateline: Secrets Uncovered

John Hamilton Has Possible Alibi

S10/EP36 Investigators first looked at John Hamilton as a suspect, but he had a pretty good alibi - with just one possible crack in it. Could he be the killer?
Who Murdered Susan Hamilton on Valentine’s Day?
Preview
2:10
Dateline: Secrets Uncovered

Who Murdered Susan Hamilton on Valentine’s Day?

S10/EP36 John Hamilton was a respected doctor, and his wife, Susan, occasionally worked at the abortion clinic, a job that came with some danger. Did it have anything to do with her murder?
Woman’s Photographs Of Erin Corwin’s Car Prove Vital
Preview
2:37
Dateline: Secrets Uncovered

Woman’s Photographs Of Erin Corwin’s Car Prove Vital

S10/EP35 A woman who lived in a desolate stretch of Twentynine Palms noticed a car parked near her home — which was very unusual. The photographs she took of the car would prove to be vital after it was revealed to be missing woman Erin Corwin’s car.
What Happened to Erin Corwin?
Preview
1:33
Dateline: Secrets Uncovered

What Happened to Erin Corwin?

S10/EP35 In the summer of 2014, Erin Corwin told her husband, Josh, she was heading to Joshua Tree National Park to scout out hiking trails for her mother’s upcoming visit. She never came home. What happened to her?
Erin Corwin’s Lover Was Taking Her for “Surprise Trip”
Preview
2:20
Dateline: Secrets Uncovered

Erin Corwin’s Lover Was Taking Her for “Surprise Trip”

S10/EP35 Detectives soon learned Erin Corwin was having an affair with a man named Chris Lee. Her husband said the affair was over, but a friend of Erin’s soon came forward with disturbing text messages about Erin’s plan the day she disappeared.
Clue Found in Sarah Goode’s Disappearance
Preview
1:57
Dateline: Secrets Uncovered

Clue Found in Sarah Goode’s Disappearance

S10/EP34 Sarah Goode’s family realized something was wrong when she didn’t show up to a birthday party to pick up her daughter, so they reported her missing. Police had already found a vital clue.
Sarah Goode Disappears After a Night Out
Preview
1:20
Dateline: Secrets Uncovered

Sarah Goode Disappears After a Night Out

S10/EP34 Sarah Goode’s brother-in-law Nick Giannetto recounts how Goode had him babysit her daughter while she went out with friends one night in June 2014. But the family realized the next day something was very wrong.
Brittani Marcell Undergoes Hypnosis
Preview
2:37
Dateline: Secrets Uncovered

Brittani Marcell Undergoes Hypnosis

S10/EP33 Brittani Marcell survived being beaten by a shovel, but was left with permanent damage. To uncover the identity of her attacker, she agreed to undergo a hypnosis. See footage of what was revealed in the session.
Attack on Brittani Marcell “Seemed Personal”
Preview
2:11
Dateline: Secrets Uncovered

Attack on Brittani Marcell “Seemed Personal”

S10/EP33 A former Albuquerque detective recalls the brutal attack on Brittani Marcell, who was beaten with a shovel, and describes what the nature of the attack told law enforcement about her assailant.
A Deep Dive into the ​​Menendez Murder Case
Preview
1:49
Dateline: Secrets Uncovered

A Deep Dive into the ​​Menendez Murder Case

S10/EP32 When brothers Erik and Lyle Menendez were accused of shooting their parents to death, it inspired wall-to-wall TV coverage. Here’s why the case was so shocking.