"Dateline" is airing a new episode about the murder of Matt Restelli. Here's everything you need to know to watch, live or later on, if you missed it.

“Dateline NBC” turns its attention to a Mississippi murder case involving money, family and betrayal in tonight’s new two-hour episode, “The Betrayal of Kirby Carpenter.” The new “Dateline” airs ...

“Dateline” is taking a look at the horrific murder of the Caneiro family from Colts Neck, New Jersey. You can stream the latest episode of “Dateline” and all previous episodes, including the deaths at ...

"Dateline" is airing a new episode about Kirby Carpenter. Here's everything you need to know to watch, live or later on, if ...

“Dateline’s” true-crime storytelling continues with a new installment of NBC’s long-running newsmagazine series. “Dateline NBC: After the Flood” airs today, Friday, June 26, at 10 p.m. Eastern with an ...

“Dateline” kicks off its milestone 35th season tonight with a special two-hour episode, pulling back the curtain on a Utah murder plot. “The Family Plot” airs Friday, Sept. 25, at 9 p.m. ET on NBC ...

To find out what happened, watch the full episode “Unmasking the Monster” available now on Peacock. You can also watch on the NBC app or listen to the full episode on our podcast.