Season
- Season 1 2017-07-21
- Season 2 2018-02-16
- Season 3 2018-06-23
- Season 4 2018-07-13
- Season 5 2018-10-01
- Season 6 2019-01-05
- Season 7 2019-05-05
- Season 8 2019-10-18
- Season 9 2020-04-03
- Season 10 2021-03-01
- Season 11 2022-10-04
- Season 12 2024-01-10
- Season 13 2024-06-05
- Season 14 2024-11-06
- Season 15 2025-06-03
- Season 16 2025-10-29
Season 16 Episode
- Season 11 Episode 1
- Season 11 Episode 2
- Season 11 Episode 3
- Season 11 Episode 4
- Season 11 Episode 5
- Season 11 Episode 6
- Season 11 Episode 7
- Season 11 Episode 8
- Season 11 Episode 9
- Season 11 Episode 10
- Season 11 Episode 11
- Season 11 Episode 12
- Season 11 Episode 13
- Season 11 Episode 14
- Season 11 Episode 15
- Season 11 Episode 16
- Season 11 Episode 17
- Season 11 Episode 18
- Season 11 Episode 19
- Season 11 Episode 20
- Season 11 Episode 21
- Season 11 Episode 22
- Season 11 Episode 23
- Season 11 Episode 24
- Season 11 Episode 25
- Season 11 Episode 26
- Season 11 Episode 27
- Season 11 Episode 28
- Season 11 Episode 29
- Season 11 Episode 30
- Season 11 Episode 31
- Season 11 Episode 32
Dateline: Secrets Uncovered - Season 11 Episode 1 The Informant
8.10 43 minutes Heidi Allen was working at a store to earn cash for college and was last seen there when she vanished. A man was convicted of murdering her, but years later someone else confessed to friends that he did it, blowing the old case wide open.
