Deception

In Massachusetts, Lindsay Clancy is on trial for allegedly murdering her three children. Her family and former colleagues testify for the defense. In New York, Luigi Mangione pleads guilty to federal stalking charges in the killing of UnitedHealthcare CEO Brian Thompson, while hi ...  Show more

In a special edition of Talking Dateline, NBC News’ Ellison Barber, host of the Netflix podcast, “Allegedly,” gives Josh Mankiewicz the third degree onstage at Caesars Palace in Las Vegas, for CrimeCon 2026. Josh tells Ellison how he got his start covering true crime and what the ...  Show more

After a mother of two vanishes on Mother’s Day, bizarre clues emerge — a chipmunk alibi, a tranquilizer gun and a spy pen. "48 Hours" correspondent Peter Van Sant reports. 

It’s a twisted love story that unspools like a film noir, where lust and obsession lead to murder and a classic double cross. This original series from Dateline’s Keith Morrison takes us into the troubled mind of a young man, and the cold heart of a woman who needed her husban ...

A young woman vanishes. Eerie surveillance video captures a man in a hat. Investigators learn the two are linked by a secret. “48 Hours” contributor Natalie Morales reports. This episode originally aired on April 8, 2023. 

A financial fraudster seeks deadly revenge after being placed behind bars for propositioning his assistant's daughter. (Original air date: 4/21/2016)