- Old (2021)
PG-13 | Drama/Horror
- Our House (2018)
PG-13 | Science fiction/Horror
- The Others (2001)
PG-13 | Horror/Thriller
- Oily Maniac
NR | Horror
- Obras maestras del terror
NR | Horror/Fantasy
- Offseason (2021)
NR | Horror/Thriller
- Odd Thomas (2013)
NR | Romance/Horror
- The Other Lamb (2020)
NR | Drama/Horror
- One Missed Call: Final (2009)
NR | Horror/Thriller
- The Other
NR | Horror/Thriller
- Open Grave (2014)
NR | Horror
- One Cut of the Dead (2019)
NR | Comedy/Horror