| Title | Weekend | Week | Total | % Change | Total Weeks |
| 1 (new) |  | The Dukes of Hazzard (2005) | £1,720,754 | £1,720,754 | £1,720,754 | new | 1 |
| 2 (1) |  | Charlie and the Chocolate Factory (2005) | £1,116,172 | £3,159,484 | £33,251,095 | -34% | 5 |
| 3 (2) |  | Bewitched (2005) | £639,134 | £1,807,478 | £2,860,910 | -39% | 2 |
| 4 (4) |  | Crash (2004) | £597,536 | £1,208,338 | £3,368,133 | -19% | 3 |
| 5 (new) |  | The Cave (2005) | £563,761 | £563,761 | £563,761 | new | 1 |
| 6 (5) |  | Herbie Fully Loaded (2005) | £432,857 | £1,263,461 | £4,637,507 | -13% | 4 |
| 7 (3) |  | The Island (2005) | £425,920 | £1,139,264 | £4,321,035 | -45% | 3 |
| 8 (new) |  | The Adventures of Sharkboy and Lavagirl 3D (2005) | £399,436 | £399,436 | £399,436 | new | 1 |
| 9 (7) |  | Madagascar (2005) | £239,988 | £845,596 | £21,948,355 | -42% | 7 |
| 10 (6) | | Unleashed (2005) | £232,312 | £589,606 | £1,087,664 | -53% | 2 |
| 11 (8) |  | Wedding Crashers (2005) | £204,801 | £523,130 | £12,765,169 | -47% | 7 |
| 12 (9) |  | Fantastic Four (2005) | £154,559 | £552,854 | £12,335,439 | -56% | 6 |
| 13 (new) |  | The Sisterhood of the Traveling Pants (2005) | £110,557 | £110,557 | £110,557 | new | 1 |
| 14 (new) | | No Entry (2005) | £89,512 | £89,512 | £89,512 | new | 1 |
| 15 (10) |  | War of the Worlds (2005) | £88,415 | £263,948 | £30,367,791 | -53% | 9 |