International Box Office For December 2003
| Rank | Release | Gross | Max Th | Opening | % of Total | Open Th | Open | Close | Distributor |
|---|---|---|---|---|---|---|---|---|---|
| 1 | The Lord of the Rings: The Return of the King | $741,859,899 | 61 | $125,900,000 | 17% | 28 | Dec 17 | - | - |
| 2 | The Last Samurai | $343,500,000 | 58 | - | - | - | Dec 6 | - | - |
| 3 | Brother Bear | $165,061,521 | 55 | - | - | - | Dec 4 | - | - |
| 4 | The Haunted Mansion | $106,443,000 | - | - | - | - | Dec 18 | - | - |
| 5 | Mona Lisa Smile | $77,477,047 | 40 | - | - | - | Dec 19 | - | - |
| 6 | Cold Mountain | $77,377,000 | 40 | - | - | - | Dec 26 | - | - |
| 7 | Peter Pan | $73,512,403 | 4 | - | - | - | Dec 18 | - | - |
| 8 | School of Rock | $49,834,437 | - | - | - | - | Dec 31 | - | - |
| 9 | The Cat in the Hat | $32,811,256 | - | - | - | - | Dec 5 | - | - |
| 10 | Honey | $31,919,978 | 5 | - | - | - | Dec 25 | - | - |
| 11 | Suddenly Paradise | $31,679,869 | - | - | - | - | Dec 19 | - | - |
| 12 | Timeline | $24,453,820 | - | - | - | - | Dec 5 | - | - |
| 13 | Godzilla: Tokyo S.O.S. | $10,724,345 | - | - | - | - | Dec 13 | - | - |
| 14 | Touching the Void | $9,292,204 | - | - | - | - | Dec 12 | - | - |
| 15 | Après Vous | $7,274,721 | - | - | - | - | Dec 17 | - | - |
| 16 | Ladies' Night | $6,934,464 | - | - | - | - | Dec 10 | - | - |
| 17 | InuYasha the Movie 3: Swords of an Honorable Ruler | $6,654,841 | - | - | - | - | Dec 20 | - | - |
| 18 | Sams in Gefahr | $6,519,643 | - | - | - | - | Dec 11 | - | - |
| 19 | Atashin'chi the Movie | $6,080,495 | - | - | - | - | Dec 6 | - | - |
| 20 | Tory Island après la prophétie | $5,755,364 | - | - | - | - | Dec 9 | - | - |
| 21 | Ripoux 3 | $5,577,935 | - | - | - | - | Dec 10 | - | - |
| 22 | Spring, Summer, Fall, Winter... and Spring | $4,579,003 | - | - | - | - | Dec 17 | - | - |
| 23 | Peter Bell II: The Hunt for the Czar Crown | $4,364,107 | - | - | - | - | Dec 18 | - | - |
| 24 | Not on the Lips | $4,103,426 | 1 | - | - | - | Dec 9 | - | - |
| 25 | Infernal Affairs III | $4,050,962 | - | - | - | - | Dec 11 | - | - |
| 26 | El Cid: The Legend | $4,032,296 | - | - | - | - | Dec 19 | - | - |
| 27 | Line of Control | $3,905,448 | - | - | - | - | Dec 26 | - | - |
| 28 | Munna Bhai M.B.B.S. | $3,088,944 | - | - | - | - | Dec 19 | - | - |
| 29 | Rascal Does Not Dream of a Dreaming Girl | $3,060,705 | - | - | - | - | Dec 12 | - | - |
| 30 | Osama | $2,617,998 | - | - | - | - | Dec 19 | - | - |
| 31 | Kochira Katsushika-ku Kameari Koen Mae Hashutsujo | $2,434,271 | - | - | - | - | Dec 20 | - | - |
| 32 | MA 2412 - Die Staatsdiener | $2,290,381 | - | - | - | - | Dec 25 | - | - |
| 33 | The Fighting Temptations | $2,194,470 | - | - | - | - | Dec 3 | - | - |
| 34 | Sound of Colors | $1,819,104 | - | - | - | - | Dec 18 | - | - |
| 35 | The Lord of the Rings: The Two Towers 2003 Re-release | $1,521,315 | - | - | - | - | Dec 10 | - | - |
| 36 | The Lord of the Rings: The Fellowship of the Ring 2003 Extended Edition | $1,516,498 | - | - | - | - | Dec 3 | - | - |
| 37 | Anna in Kung-Fu Land | $1,292,983 | - | - | - | - | Dec 24 | - | - |
| 38 | Golden Chicken 2 | $1,273,571 | - | - | - | - | Dec 24 | - | - |
| 39 | Captain Sabertooth | $1,255,909 | - | - | - | - | Dec 26 | - | - |
| 40 | Land of Love | $1,232,568 | - | - | - | - | Dec 19 | - | - |
| 41 | The Car Keys | $1,052,596 | - | - | - | - | Dec 10 | - | - |
| 42 | Dickie Roberts: Former Child Star | $989,063 | - | - | - | - | Dec 12 | - | - |
| 43 | Who Killed Bambi? | $958,641 | - | - | - | - | Dec 24 | - | - |
| 44 | Father's Affair | $779,462 | - | - | - | - | Dec 11 | - | - |
| 45 | Dudes in the 10th Century | $755,794 | - | - | - | - | Dec 19 | - | - |
| 46 | Dil Pardesi Ho Gayaa | $648,756 | - | - | - | - | Dec 12 | - | - |
| 47 | Man of Ma Year | $550,000 | - | - | - | - | Dec 25 | - | - |
| 48 | Totò Sapore: The Pizza Story | $541,824 | - | - | - | - | Dec 19 | - | - |
| 49 | Smart Philip | $453,257 | - | - | - | - | Dec 4 | - | - |
| 50 | Reconstruction | $397,591 | - | - | - | - | Dec 26 | - | - |
| 51 | Un hijo genial | $317,602 | - | - | - | - | Dec 21 | - | - |
| 52 | Apám beájulna | $316,523 | - | - | - | - | Dec 11 | - | - |
| 53 | Grimm | $240,632 | - | - | - | - | Dec 4 | - | - |
| 54 | Dead End | $188,561 | - | - | - | - | Dec 12 | - | - |
| 55 | Lao fu zi dong hua da dian ying: Fan dou shen tan | $146,599 | - | - | - | - | Dec 18 | - | - |
| 56 | And in the Morning They Woke Up | $134,748 | - | - | - | - | Dec 4 | - | - |
| 57 | Duck Soup 2003 Re-release | $103,800 | - | - | - | - | Dec 26 | - | - |
| 58 | The Danube | $87,252 | - | - | - | - | Dec 12 | - | - |
| 59 | Mudda: The Issue | $77,049 | - | - | - | - | Dec 12 | - | - |
| 60 | Homerun | $52,419 | - | - | - | - | Dec 4 | - | - |
| 61 | Wrong Number | $49,240 | - | - | - | - | Dec 12 | - | - |
| 62 | Feng Shui | $30,300 | - | - | - | - | Dec 26 | - | - |
| 63 | Triggermen | $20,808 | - | - | - | - | Dec 26 | - | - |
| 64 | Summer with the Ghosts | $18,901 | - | - | - | - | Dec 19 | - | - |
| 65 | 'R Xmas 2003 Re-release | $17,604 | - | - | - | - | Dec 19 | - | - |
| 66 | Playtime 2003 Re-release | $12,464 | - | - | - | - | Dec 19 | - | - |
| 67 | If I Were a Rich Man 2003 Re-release | $7,517 | - | - | - | - | Dec 24 | - | - |
| 68 | Human Lost | $6,141 | - | - | - | - | Dec 12 | - | - |
| 69 | Step Into Liquid | $0 | - | - | - | - | Dec 25 | - | - |
| 70 | Out of Time | $0 | - | - | - | - | Dec 11 | - | - |
Figures are accurate only to the stated territory count unless otherwise noted.
