Season
- Season 0 2025-06-19
- Season 1 2004-11-11
- Season 2 1970-01-01
- Season 3 1970-01-01
- Season 4 1997-06-09
- Season 5 1970-01-01
- Season 6 1970-01-01
- Season 7 1970-01-01
- Season 8 1970-01-01
- Season 9 1970-01-01
- Season 10 1970-01-01
- Season 11 2003-02-14
- Season 12 2004-02-29
- Season 13 2004-09-17
- Season 14 2006-09-13
- Season 15 2006-09-08
- Season 16 2007-07-18
- Season 17 2008-01-13
- Season 18 2008-12-05
- Season 19 2010-03-21
- Season 20 2010-09-24
- Season 21 2011-03-04
- Season 22 2013-09-27
- Season 23 2014-09-26
- Season 24 2015-09-25
- Season 25 2016-09-23
- Season 26 2017-09-29
- Season 27 2018-09-28
- Season 28 2019-09-27
- Season 29 2020-09-21
- Season 30 2021-09-24
- Season 31 2022-09-16
- Season 32 2023-09-29
- Season 33 2024-09-27
- Season 34 2025-09-26
Season 34 Episode
- Season 33 The Butterfly
- Season 33 Wrong Turns
- Season 33 Down the Rabbit Hole
- Season 33 The Night of the Nor'easter
- Season 33 Deadly Omission
- Season 33 After the Halloween Party
- Season 33 The Menendez Brothers: Chance at Freedom
- Season 33 Deadly Dance
- Season 33 The Killer Among Them
- Season 33 The Man of Many Faces
- Season 33 A Little Patch of Perfect
- Season 33 Deadly Mirage
- Season 33 The Devil Wore White
- Season 33 Under the Bay Bridge
- Season 33 Return to the Lake
- Season 33 A Walk Through the Woods
- Season 33 The Haunted House Confession
- Season 33 Lori Vallow Daybell: The Jailhouse Interview
- Season 33 Deadly Entanglement
- Season 33 Poison Twist
- Season 33 Deadly Obsession
- Season 33 The Last Mile
- Season 33 The Widow of Woodland Hills
- Season 33 The Pin at Apartment 210
- Season 33 The Devil’s in the Details
- Season 33 Murder in Minot
- Season 33 Secrets of the Sliding Door
- Season 33 The Terrible Night on King Road
- Season 33 Sean Combs on Trial
- Season 33 Center of the Storm
- Season 33 Sean Combs: The Insiders Speak
- Season 33 Secrets of Exam Room 9
- Season 33 The Night of the Audition
- Season 33 The Betrayal of Sandra Birchmore
Dateline - Season 33 Episode 21 Deadly Obsession
6.40 43 minutes Mike Sisco and his fiancé Karen Harkness are found shot to death in their Topeka duplex in 2002. A years-long search for the killer and three criminal trials over two decades reveals strained dynamics within one victim’s family.
