| Title | Weekend | Week | Total | % Change | Total Weeks |
| 1 (new) |  | Shrek 2 (2004) | £16,220,752 | £16,220,752 | £16,220,752 | new | 1 |
| 2 (1) |  | Harry Potter and the Prisoner of Azkaban (2004) | £1,213,472 | £2,244,837 | £41,943,041 | -40% | 5 |
| 3 (2) |  | Mean Girls (2004) | £594,147 | £1,196,890 | £4,212,161 | -40% | 3 |
| 4 (3) |  | The Day After Tomorrow (2004) | £562,730 | £1,171,438 | £23,779,474 | -36% | 6 |
| 5 (new) |  | Godsend (2004) | £491,506 | £491,506 | £491,506 | new | 1 |
| 6 (4) |  | The Ladykillers (2004) | £366,204 | £834,093 | £1,399,230 | -35% | 2 |
| 7 (5) |  | The Notebook (2004) | £162,517 | £475,702 | £785,209 | -47% | 2 |
| 8 (6) |  | Troy (2004) | £152,107 | £469,117 | £17,572,985 | -47% | 8 |
| 9 (7) |  | Eurotrip (2004) | £80,845 | £212,480 | £359,919 | -45% | 2 |
| 10 (8) |  | The Cooler (2003) | £46,797 | £121,010 | £438,172 | -43% | 3 |
| 11 (new) |  | Highwaymen (2004) | £44,388 | £44,388 | £44,388 | new | 1 |
| 12 (12) | | The Return (2003) | £38,565 | £71,565 | £114,953 | -11% | 2 |
| 13 (new) | | Club Dread (2004) | £32,265 | £32,265 | £32,265 | new | 1 |
| 14 (9) | | You Got Served (2004) | £32,163 | £74,495 | £142,750 | -53% | 2 |
| 15 (13) |  | Bad Education (2004) | £25,660 | £66,828 | £1,152,492 | -34% | 7 |