| Title | Weekend | Week | Total | % Change | Total Weeks |
| 1 (1) |  | The Chronicles of Narnia: The Lion the Witch and the Wardrobe (2005) | £2,994,438 | £8,280,859 | £32,958,815 | 5% | 4 |
| 2 (2) |  | King Kong (2005) | £2,676,016 | £7,712,385 | £21,051,056 | 28% | 3 |
| 3 (new) |  | Cheaper By the Dozen 2 (2005) | £2,287,967 | £2,287,967 | £2,287,967 | new | 1 |
| 4 (new) |  | The Producers (2005) | £1,311,179 | £1,311,179 | £1,311,179 | new | 1 |
| 5 (new) |  | Just Like Heaven (2005) | £1,201,381 | £1,201,381 | £1,201,381 | new | 1 |
| 6 (3) |  | Harry Potter and the Goblet of Fire (2005) | £827,948 | £2,112,254 | £46,097,874 | 28% | 7 |
| 7 (5) |  | Dosti Friends Forever (2005) | £132,530 | £387,589 | £533,658 | -9% | 2 |
| 8 (4) |  | Lassie (2005) | £129,020 | £341,448 | £845,105 | -14% | 3 |
| 9 (8) |  | March of the Penguins (2005) | £108,002 | £256,401 | £857,150 | 54% | 4 |
| 10 (6) |  | The Family Stone (2005) | £105,793 | £330,063 | £912,816 | 9% | 3 |
| 11 (7) |  | Flightplan (2005) | £71,650 | £197,687 | £6,058,430 | -20% | 6 |
| 12 (9) |  | The Polar Express (2004) | £68,863 | £271,105 | £10,502,091 | 47% | 10 |
| 13 (11) |  | The Constant Gardener (2005) | £48,650 | £114,853 | £4,626,794 | 54% | 8 |
| 14 (14) |  | Nanny Mcphee (2005) | £21,957 | £48,593 | £16,428,714 | 3% | 11 |
| 15 (15) |  | Wallace & Gromit: The Curse of the Were-Rabbit (2005) | £20,750 | £13,634 | £31,956,705 | 0% | 12 |