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Is There A New Dateline on Tonight? (April 11, 2025)

Dateline's Josh Mankiewicz reports on the murder of celebrity hairdresser Fabio Sementilli. 

By Kaitlin Kimont
Dateline’s Keith Morrison one-one-one with convicted murderer Lori Vallow Daybell
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Dateline Season 33 has kept a vigilant eye on some of the biggest crime cases that have captivated the nation. 

How to Watch

Watch Dateline on NBC and Peacock

Earlier this season, for instance, Dateline's Keith Morrison reported on the latest in the case of Lyle and Erik Menendez and talked with Lori Vallow Daybell from prison. Additionally, Dateline’s Andrea Canning sat down for an exclusive interview with Karen Read while Blayne Alexander made her correspondent debut with a chilling report on a murder case that took place in an abandoned building Texas locals call “the Haunted House.”

RELATED: Meet the Dateline Hosts, Anchors, and Cast

It’s been an action-packed season and more Dateline is on the way. Below is everything you need to know to watch Dateline on NBC.

Is there a new Dateline on tonight, April 11, 2025?

Yes! A brand new two-hour episode of Dateline, reported by Josh Mankiewicz, airs on Friday, April 11, at 9/8c on NBC

Friday's episode — titled “The Widow of Woodland Hills” — reports on the 2017 murder of Fabio Sementilli

"A girl returns home from school to find her father, celebrity hairdresser Fabio Sementilli, brutally murdered in their backyard. A neighbor’s security camera helps investigators identify unlikely suspects as the murder captivates not just Hollywood, but the country," the episode's synopsis reads. 

 

How can I watch Dateline

You can watch new episodes of Dateline on Friday nights at 9/8c on NBC. New episodes are also available to stream the day after they air on Peacock.

RELATED: San Francisco Police Reveal Why Rumors About Tech Titan Bob Lee’s Murder Weren't Disputed 

How can I watch past episodes of Dateline

To catch up on past Dateline episodes, head over to Peacock. Right now, hundreds of old episodes dating back to Season 18 are available to stream. You can also catch up with over 20 previously aired episodes from Dateline Season 33. 

Dateline’s most recent episode, “Deadly Obsession,” reported on a 2002 double homicide. “Kansas couple Mike Sisco and Karen Harkness are found dead by their parents before a family fish fry in 2002,” reads a synopsis for the episode that aired on April 4. “A years-long search for evidence and three criminal trials over two decades reveal strained dynamics within one victim’s family.” 

RELATED: Kansas Couple's Mysterious Double-Murder Exposes Dangerous Dynamic in One Victim's Family 

Mike Sisco and Karen Harkness featured on Dateline Season 33 Episode 20

To stay on top of what’s new from Dateline, make sure you’re signed up for the show’s official newsletter. You can also listen to the Dateline NBC podcast and check out Dateline’s collection of original podcasts on specific cases such as The Man in the Black Mask, Mortal Sin, and The Thing About Helen and Olga.

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