TL;DR: “Dateline” airs “The Man Who Loved Christmas” tonight, Friday, Sept. 18, at 10 p.m. ET on NBC, with correspondent Blayne Alexander reporting on the poisoning death of Harold “Peanut” Allen, a ...

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

Marsha was quick to send the videos to the police department, and quick to point out that she recognized the man who wasn’t wearing a mask. It was Steven White, her daughter’s friend. It didn’t take ...

Viewers outside the U.S. can watch Dateline NBC 2026 through official NBC platforms, Peacock, and the free 24/7 YouTube ...