Movies and Series by Letter
| # | Title | Type | Year | Duración | Géneros | Votes |
|---|
| 1 |  | Obsessed | Película | 2014 | 1h 30m | Aventura, Drama, Romance | |
| 2 |  | Ocean Likes Me | Dorama | 2022 | | Acción, Drama | |
| 3 |  | Office Romance Recipe | Dorama | 2022 | | Comedia, Drama | |
| 4 |  | Oh Boarding House | Dorama | 2022 | | Drama | |
| 5 |  | Oh My Assistant | Dorama | 2022 | | Acción, Drama | |
| 6 |  | Oh My Lord | Dorama | 2022 | 30 min | Comedia, Drama | |
| 7 |  | Oh! My Sunshine Night | Dorama | 2022 | 45 min | Acción, Drama | |
| 8 |  | Okay Madam | Película | 2020 | 1h 40m | Acción, Comedia | |
| 9 |  | Okja | Película | 2017 | 2h 0m | Aventura, Ciencia ficción, Drama, Fantasía | |
| 10 |  | Oldboy | Película | 2003 | 1h 59m | Acción, Drama, Misterio, Suspense | |
| 11 |  | Omoi, Omoware, Furi, Furare | Película | 2020 | 2h 4m | Drama, Romance | |
| 12 |  | On Cloud Nine | Dorama | 2022 | | Acción, Drama | |
| 13 |  | On the Line | Película | 2021 | 1h 49m | Acción, Crimen | |
| 14 |  | Once Again | Dorama | 2022 | 25 min | Drama | |
| 15 |  | Once Upon A Time | Película | 2017 | 1h 48m | Drama, Fantasía, Romance | |
| 16 |  | One Dollar Lawyer | Dorama | 2022 | 60 min | Drama | |
| 17 |  | One-Line | Película | 2017 | 2h 11m | Crimen | |
| 18 |  | One Ordinary Day | Dorama | 2021 | 60 min | Crimen, Drama, Misterio | |
| 19 |  | One Week Friends | Película | 2022 | 0h 0m | Drama | |
| 20 |  | Only I am 17 years old | Dorama | 2020 | 34 min | Drama, Sci-Fi & Fantasy | |
| 21 |  | Only You | Dorama | 2022 | 10 min | Drama | |
| 22 |  | Oops Mr Superstar Hit on Me | Dorama | 2022 | 42 min | Comedia, Drama | |
| 23 |  | Operación Mar Rojo | Película | 2018 | 2h 19m | Acción, Bélica, Drama, Suspense | |
| 24 |  | Operation: Special Warfare | Dorama | 2022 | 45 min | Action & Adventure, Drama | |
| 25 |  | Our Beloved Summer | Dorama | 2021 | 70 min | Comedia, Drama | |
| 26 |  | Our Blues | Dorama | 2022 | 70 min | Drama | |
| 27 |  | Our D-Day | Dorama | 2023 | 16 min | Drama, Familia | |
| 28 |  | Our Meal for Tomorrow | Película | 2017 | 1h 49m | Drama, Romance | |
| 29 |  | Our Times | Película | 2015 | 2h 14m | Comedia, Romance | |
| 30 |  | Out Of The Dream | Dorama | 2021 | 45 min | Drama | |
