| Title | Weekend | Week | Total | % Change | Total Weeks |
| 1 (1) |  | Johnny English (2003) | £2,529,665 | £5,206,072 | £8,641,414 | -26% | 2 |
| 2 (new) |  | Phone Booth (2003) | £1,385,040 | £1,385,040 | £1,385,040 | new | 1 |
| 3 (new) |  | How to Lose a Guy In 10 Days (2003) | £1,247,975 | £1,247,975 | £1,247,975 | new | 1 |
| 4 (2) |  | The Jungle Book 2 (2003) | £927,890 | £2,078,997 | £3,515,727 | -35% | 2 |
| 5 (new) |  | Bulletproof Monk (2003) | £607,839 | £607,839 | £607,839 | new | 1 |
| 6 (3) |  | The Recruit (2003) | £285,973 | £600,679 | £3,884,553 | -46% | 4 |
| 7 (5) |  | S Club Seeing Double (2003) | £244,091 | £704,609 | £1,042,992 | -28% | 2 |
| 8 (4) |  | Shanghai Knights (2003) | £187,409 | £467,975 | £1,940,442 | -51% | 3 |
| 9 (7) |  | Just Married (2003) | £91,429 | £295,718 | £3,488,448 | -64% | 5 |
| 10 (16) |  | The Pianist (2003) | £82,924 | £167,323 | £2,383,532 | 99% | 7 |
| 11 (6) |  | Blue Crush (2003) | £80,923 | £289,850 | £1,272,949 | -69% | 3 |
| 12 (new) |  | Ghosts of the Abyss (2003) | £75,227 | £75,227 | £75,227 | new | 1 |
| 13 (14) |  | The Little Polar Bear (2003) | £72,659 | £158,564 | £229,972 | 2% | 2 |
| 14 (9) |  | Maid In Manhattan (2003) | £72,239 | £216,157 | £8,076,118 | -57% | 7 |
| 15 (8) |  | A Man Apart (2003) | £71,934 | £196,909 | £1,209,654 | -68% | 3 |
| 16 (15) | | The Good Thief (2002) | £6,211 | £8,643 | £514,332 | -33% | 7 |