Marathon1 h 26 minEntertainment, as YouTube files it

The First 48: The Investigation Begins (Part 3) – Full Episode Marathon | A&E

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About this compilation

Check out our latest full episode marathon from The First 48, featuring S13, E13, “The Girl Who Knew Too Much / The Guardian” and S13, E15, “Best Laid Plans / Burned Alive." Missed the last marathon? Catch up now: https://youtu.be/iryWkGArpsU

00:00 - Episode 1 42:43 - Episode 2

Watch new episodes of The First 48 Thursdays at 8/7c on A&E, and find more mini episodes in this playlist: https://www.youtube.com/playlist?list=PLcviVtB85dLxUyQyaln0q8U1THg3uVVGG

Want even more true crime? Make sure to check out our new channel @Crime360ByAE: https://www.youtube.com/@Crime360ByAE

#TheFirst48

Catch up on past seasons of hit A&E series on A&E Crime Central, commercial free!: https://www.aecrimecentral.com/youtube

Subscribe for more from The First 48 and other great A&E shows: http://aetv.us/subscribe-ae

Find out more about the show and watch full episodes on our site: http://aetv.us/TheFirst48

Check out exclusive A&E content: Website - http://www.aetv.com/ Facebook: https://www.facebook.com/AETV/ Twitter: https://twitter.com/aetv Instagram: https://www.instagram.com/aetv TikTok: https://www.tiktok.com/@aetv

"The First 48" follows the nation’s top police departments during the critical first 48 hours of murder investigations, giving unprecedented access to crime scenes, interrogations, and forensic processing.

A&E leads the cultural conversation through high-quality, thought provoking original programming with a unique point of view. Whether it’s the network’s distinctive brand of award-winning disruptive reality, groundbreaking documentary, or premium scripted drama, A&E’s brave storytelling always makes entertainment an art. Visit us at aetv.com for more info.

Posted by
A&E, the YouTube channel of A&E Television Networks, LLC, on 2026-11-07
Rights holder
A&E Television Networks, LLC, whose own site links this channel (checked 2026-11-07)
Length
1 h 26 min
Where it plays
Only in 22 countries, as its rights holder set it on YouTube
Made for kids
No, as YouTube designates it
Language
English, as YouTube records it
What it is
Marathon, as its rights holder calls it: not an episode
Who can watch here
Adult profiles and older: no rating is recorded on YouTube, so adults only. How these videos are chosen

The title, description, picture, length, category, ratings, broadcast times, where it plays and whether it is made for kids come from YouTube. The rights holder named, how it was checked, what it is by its own title or playlist, and which profiles see it are this site's own.