| Country | Status | Title | Year | Avg. (nb) | |
| 1 | |||||
| China | About to be released | Oxhide II | Oxhide II | 2009 | |
| Shooting in progress | One 2008th | 2009 | |||
| France | About to be released | Only God Forgives | Only God Forgives | 2013 | 2.72 (8 Reviews) |
| Hong-Kong | Pre-Production | Oh My Dog ! | 2007 | ||
| India | About to be released | Ocean of an Old Man | 2008 | ||
| Japan | Our 30 Minute Sessions | サヨナラまでの30分 | 2020 | ||
| Shooting in progress | Oni | Oni | 2006 | ||
| Pre-Production | Old but still young | Oite mo Yangu | 2006 | ||
| Korea | About to be released | One Night Stand | 원 나잇 스탠드 | 2010 | |
| One World One Dream | 하나의 세계 하나의 꿈 | 2008 | |||
| The Orgin of Water | 물의 기원 | 2009 | |||
| Out of My Intention | 나도 모르게 | 2008 | |||
| Outlaw | 무법자 | 2010 | 1.38 (2 Reviews) | ||
| Post-Production | Oh! My Sweetheart! | 그녀의 서른번째 생일 | 2006 | ||
| The Other Side Of The Sun | 태양의 이면 | 2007 | 3.25 (1 Reviews) | ||
| Taiwan | About to be released | Orz Boyz! | 2008 | 3.5 (1 Reviews) | |
| USA | Project | Oldboy | Oldboy | 2011 | |
