TV show availability guide
Dateline: Unforgettable
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.
2021 7.0/10 community score 8 seasons · 128 episodes Returning Series
- Crime
- Documentary
Viewing market
Country-level availability
Where to watch in United States
2 platforms currently listed across all viewing options
Data checked 17 Oct 2026, 12:31 UTC
Included with subscription
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Series schedule
Seasons and episode dates
A concise series timeline, including the latest aired episode and the next date currently listed.
- First aired
- Seasons
- 8
- Episodes
- 128
- Status
- Returning Series
Latest aired episode
S8 E10
The Killer on Camera 4
Aired
When a firefighter is killed, the murder investigation unravels a web of secrets, a love triangle and stunning surveillance footage.
Next listed episode
No upcoming episode date is currently listed.
Season guide
Most recent seasons first
Season 8
10 episodes
First episode aired
Season 7
7 episodes
First episode aired
Season 6
9 episodes
First episode aired
Season 5
8 episodes
First episode aired
Season 4
10 episodes
First episode aired
Season 3
11 episodes
First episode aired
Season 2
48 episodes
First episode aired
Season 1
25 episodes
First episode aired
About these dates: Air dates describe the series schedule and may change. They do not confirm that an episode is available on the same date from the providers listed above.
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Community discussion
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