- Open Water (2003)
R | Drama/Horror
- Original Sin (2001)
R | Drama/Romance
- Outbreak (1995)
R | Drama/Action
- The Oh in Ohio (2006)
R | Comedy/Drama
- Occupation (2018)
R | Drama/Action
- Our Idiot Brother (2011)
R | Comedy/Drama
- Our Friend (2021)
R | Drama
- An Officer and a Gentleman (1982)
R | Drama
- An Ordinary Man (2018)
R | Crime drama/Drama
- On the Road (2012)
R | Drama
- Of an Age (2023)
R | Drama/Romance
- The Outpost (2020)
R | Drama/War
- The Offence (2015)
R | Crime drama/Drama
- Owning Mahowny (2003)
R | Drama
- Oldboy (2013)
R | Drama/Thriller
- Our Town (1940)
NR | Drama
- The Old Maid (1939)
NR | Drama
- Otra Primavera
NR | Drama
- O.G. (2018)
NR | Drama
- Only Child
NR | Drama/Romance
- The Other Lamb (2020)
NR | Drama/Horror
- Ochocientas leguas por el Amazonas
NR | Drama/Action
- Our Daily Bread (1934)
NR | Drama
- Once Upon a Time in Mongolia
NR | Drama
- One Hit From Home (2012)
NR | Drama
- Other (2025)
NR | Drama/Thriller
- Old Acquaintance (1943)
NR | Drama
- Of Human Bondage (1934)
NR | Drama
- One More Try (2012)
NR | Drama
- Orgullo de Mujer
NR | Drama
- Ojos de juventud
NR | Drama
- Oleanna (1994)
NR | Drama
- Oslo
NR | Drama
- One & Two (2015)
NR | Drama/Thriller
- Odio en la Sangre
NR | Drama
- Operation: Aunties
NR | Comedy/Drama
- October Gale (2015)
NR | Drama/Thriller
- One Night With Adela (2023)
NR | Drama/Thriller
- Ojos tapatíos
NR | Drama