Monsters can be found lurking behind any innocent smile and on any street corner in America. Never-before-seen-video footage stares straight into the eyes of these killers who hide in plain sight. Anyone can be a monster.
- Status
- Returning Series
- Language
- EN
- First aired
- June 1, 2016
- Last aired
- December 30, 2025
- Seasons
- 13
- Episodes
- 130
Season 1
Episodes
No episodes found for this season.
Keep watching
More like this
Peking to Paris
2006 · Series
6.6Dateline
1992 · Series
7.1A Confession
2019 · Series
7.7Unsolved Mysteries
1988 · Series
5.0Seizure
2019 · Series
7.0Thriller
1973 · Series
8.0Secrets of the Lost Ark
2021 · Series
7.8Conversations with a Killer: The Jeffrey Dahmer Tapes
2022 · Series
7.3The Movies That Made Us
2019 · Series
7.456 Days
2026 · Series
The Story
2022 · Series
7.2Psychopath Diary
2019 · Series
6.0Hellground
2022 · Series
6.8Heist
2021 · Series
7.9Magellan's Extraordinary Odyssey
2022 · Series
9.0Thailand from Above
2017 · Series
Perfect Murder, Perfect Town
2000 · Series
7.0Bad Guys
2025 · Series
Undercover: Caught on Tape
2024 · Series
Mafia Connection
2022 · Series
Picked for you
Recommended shows
7.8Snapped
2004 · Series
8.5People Magazine Investigates
2016 · Series
8.1Fear Thy Neighbor
2014 · Series
7.9Forensic Files
1996 · Series
8.4Cold Case Files
1999 · Series
7.7History's Greatest Mysteries
2020 · Series
7.8The Murder Tapes
2019 · Series
6.8Who Killed Jill Dando?
2023 · Series
7.0American Masters
1986 · Series
8.0WWE: Unreal
2025 · Series
7.4Disney Gallery / Star Wars: The Mandalorian
2020 · Series
7.0FIFA Uncovered
2022 · Series
8.1E! True Hollywood Story
1996 · Series
8.4Nature's Great Events
2009 · Series
7.8Making a Murderer
2015 · Series
8.4Ed Sheeran: The Sum of It All
2023 · Series
6.3The Enfield Poltergeist
2023 · Series
8.3The Hunt
2015 · Series
8.8Mysteries at the Museum
2010 · Series
7.9Savage Kingdom
2016 · Series