- Kill Your Darlings (2013)
R | Drama/Romance
- King of Killers (2023)
R | Action/Thriller
- Killers Anonymous (2019)
R | Action/Thriller
- The Killing of a Sacred Deer (2017)
R | Horror/Thriller
- Knock at the Cabin (2023)
R | Thriller
- Killerman (2019)
R | Crime drama/Action
- The Kingdom (2007)
R | Drama/Action
- Killer Whale (2026)
R | Horror/Thriller
- The Knife (2024)
R | Drama/Thriller
- Kiss the Girls (1997)
R | Crime drama/Thriller
- Knox Goes Away (2024)
R | Thriller
- Kill List (2012)
NR | Horror/Thriller
- Knives and Skin (2019)
NR | Drama/Thriller
- Killer Instinct
NR | Thriller
- Konga (1961)
NR | Science fiction/Thriller
- Kaleidoscope (2016)
NR | Thriller
- The Killing of Kenneth Chamberlain (2020)
NR | Drama/Thriller
- The Keeper of Lost Causes (2014)
NR | Crime drama/Thriller
- The Kennel Murder Case (1933)
NR | Mystery
- Killer in the Woods
NR | Thriller
- Kidnapping in the Grand Canyon
NR | Thriller
- Kidnapped (2011)
NR | Horror/Thriller
- A Kidnapping in Amish Country (2024)
NR | Thriller
- Kindred (2020)
NR | Thriller
- Kalabog en Bosyo
NR | Comedy/Action
- The Killer With No Name
NR | Thriller
- The Killer I Picked Up (2024)
NR | Thriller
- Karen (2021)
NR | Thriller
- The Killer Is Calling
NR | Thriller
- Killer Rivalry
NR | Thriller
- Kindred
NR | Drama/Thriller
- Kuso (2017)
NR | Drama/Thriller
- Killing the Competition (2025)
NR | Thriller
- A Killer in My Home
NR | Thriller
- Knifecorp
NR | Comedy/Horror