| Title | Weekend | Week | Total | % Change | Total Weeks |
| 1 (new) |  | King Arthur (2004) | £1,908,084 | £1,908,084 | £1,908,084 | new | 1 |
| 2 (1) |  | Spider-Man 2 (2004) | £1,557,140 | £4,175,819 | £20,838,879 | -57% | 3 |
| 3 (new) |  | Garfield (2004) | £1,147,437 | £1,147,437 | £1,147,437 | new | 1 |
| 4 (2) |  | Shrek 2 (2004) | £986,280 | £2,870,370 | £42,276,530 | -52% | 5 |
| 5 (new) |  | The Stepford Wives (2004) | £946,787 | £946,787 | £946,787 | new | 1 |
| 6 (3) |  | Thunderbirds (2004) | £543,810 | £1,515,948 | £2,866,922 | -60% | 2 |
| 7 (4) |  | Fahrenheit 9/11 (2004) | £336,483 | £865,670 | £4,784,312 | -42% | 4 |
| 8 (new) | | Mujhse Shaadi Karogi (2004) | £183,473 | £183,473 | £183,473 | new | 1 |
| 9 (6) |  | Harry Potter and the Prisoner of Azkaban (2004) | £131,099 | £411,323 | £45,217,254 | -55% | 9 |
| 10 (new) |  | New York Minute (2004) | £109,106 | £109,106 | £109,106 | new | 1 |
| 11 (7) | | Two Brother's (2004) | £107,795 | £473,562 | £766,799 | -63% | 2 |
| 12 (5) |  | Around the World In 80 Days (2004) | £100,546 | £407,491 | £3,971,126 | -70% | 4 |
| 13 (9) | | Before Sunset (2004) | £76,207 | £187,935 | £327,213 | -45% | 2 |
| 14 (8) | | The Prince and Me (2004) | £68,199 | £330,204 | £1,292,404 | -71% | 3 |
| 15 (new) | | Anything Else (2004) | £39,149 | £39,149 | £39,149 | new | 1 |