Season
- Season 1 2009-10-18
- Season 2 2010-04-18
- Season 3 2010-11-07
- Season 4 2011-04-17
- Season 5 2011-10-30
- Season 6 2012-06-03
- Season 7 2012-12-16
- Season 8 2013-06-23
- Season 9 2013-12-22
- Season 10 2014-08-03
- Season 11 2015-02-22
- Season 12 2015-08-30
- Season 13 2016-03-06
- Season 14 2016-08-28
- Season 15 2017-05-28
- Season 16 2017-10-29
- Season 17 2018-07-15
- Season 18 2019-02-24
- Season 19 2019-11-03
- Season 20 2020-04-26
- Season 21 2020-11-29
- Season 22 2021-04-04
- Season 23 2021-08-08
- Season 24 2022-02-20
- Season 25 2022-09-04
- Season 26 2023-05-03
- Season 27 2024-03-06
- Season 28 2025-07-09
Season 28 Episode
- Season 17 Notes From a Killer
- Season 17 Long Sought Truth
- Season 17 A Different Time
- Season 17 Wheres Crystal ID
- Season 17 Terror in Waupaca
- Season 17 Taken From Her Bed
- Season 17 A Bridge Too Far
- Season 17 Shifting Stories
- Season 17 Terrifying Clues
- Season 17 Buried Dreams
- Season 17 In the Dead of Night
- Season 17 Lethal Offer
- Season 17 The Depths of Evil
- Season 17 Unchecked Violence
- Season 17 No Goodbyes
- Season 17 History Repeats Itself
- Season 17 A Face and a Voice
- Season 17 Alone With Evil
- Season 17 Blood Secrets
On the Case with Paula Zahn - Season 17 Episode 2 Long Sought Truth
8.40 43 minutes It takes decades for investigators to follow the evidence to the long-sought-after truth behind the terrifying abduction and murder of 20-year-old Leslie Long, a young mother of three.
