Overview
For more than 25 years, Dateline has brought viewers investigations into some of biggest mysteries in America. This entry in the franchise takes a second look at some of the most mysterious cases of recent history. It explores the stories through firsthand accounts told by people who are close to the crime, including investigators who dedicated their time to the cases and family members who are still trying to confront the tragedies that befell their loved ones.
Seasons
Season 1
23 episodes · 2017
Season 2
15 episodes · 2018
Season 3
14 episodes · 2018
Season 4
17 episodes · 2018
Season 5
14 episodes · 2018
Season 6
14 episodes · 2019
Season 7
24 episodes · 2019
Season 8
24 episodes · 2019
Season 9
46 episodes · 2020
Season 10
71 episodes · 2021
Season 11
32 episodes · 2022
Season 12
17 episodes · 2024
Season 13
13 episodes · 2024
Season 14
19 episodes · 2024
Season 15
15 episodes · 2025
Season 16
16 episodes · 2025
Season 17
12 episodes · 2026
