- The Outlaw Josey Wales (1976)
PG | Western
- The Outriders (1950)
NR | Western
- Oath of Vengeance
NR | Western
- The Over-the-Hill Gang (1969)
NR | Comedy/Western
- The Outlaws Is Coming
NR | Comedy/Western
- The Oklahoma Kid (1939)
NR | Western
- One-Eyed Jacks (1961)
NR | Drama/Western
- The Oklahoman (1957)
NR | Western