Dateline: Unforgettable
7.0
7 seasons
111 episodes
Returning Series
Crime
Documentary
Plot Summary
A series of reports chosen by "Dateline" correspondents that answers the question they most often get asked — what their most memorable story is and why.
First Aired:March 8, 2021
Last Aired:July 31, 2025
Episode Runtime:Unknown
Networks:
Oxygen
Where to watch free (US)
Spectrum On Demand
Seasons (7)
Season 1
25 episodes
Aired: 2021
Season 2
48 episodes
Aired: 2022
Season 3
11 episodes
Aired: 2024
Season 4
10 episodes
Aired: 2024
Season 5
8 episodes
Aired: 2025
Season 6
9 episodes
Aired: 2025
Season 7
7 episodes
Aired: 2025