| Title | Weekend | Week | Total | % Change | Total Weeks |
| 1 (1) |  | Batman Begins (2005) | £2,926,042 | £4,961,033 | £9,388,835 | -34% | 2 |
| 2 (2) |  | Mr. & Mrs. Smith (2005) | £1,441,740 | £2,410,443 | £9,971,023 | -9% | 3 |
| 3 (3) |  | Star Wars Episode III: Revenge of the Sith (2005) | £600,723 | £965,495 | £37,862,600 | -15% | 6 |
| 4 (new) |  | Kung-Fu Hustle (2005) | £469,211 | £469,211 | £469,211 | new | 1 |
| 5 (new) |  | A Lot Like Love (2005) | £417,904 | £417,904 | £417,904 | new | 1 |
| 6 (4) |  | Sin City (2005) | £335,974 | £648,704 | £6,355,799 | -10% | 4 |
| 7 (new) | | Paheli (2005) | £192,700 | £192,700 | £192,700 | new | 1 |
| 8 (5) |  | The Pacifier (2005) | £176,300 | £226,445 | £3,892,010 | 4% | 5 |
| 9 (6) |  | Monster-in-Law (2005) | £68,658 | £122,947 | £6,236,480 | -32% | 7 |
| 10 (7) |  | House of Wax (2005) | £59,564 | £119,239 | £2,866,836 | -37% | 5 |
| 11 (8) |  | A Married Woman (2005) | £48,790 | £92,647 | £356,727 | -41% | 3 |
| 12 (11) | | Bombon El Perro (2004) | £41,078 | £68,189 | £101,957 | 18% | 2 |
| 13 (10) |  | Millions (1991) | £35,842 | £55,985 | £1,394,655 | -24% | 5 |
| 14 (9) |  | The League of Gentlemens Apocalypse (2005) | £35,232 | £84,850 | £1,330,726 | -50% | 4 |
| 15 (15) | | The Consequences of Love (2005) | £24,044 | £34,836 | £270,675 | 32% | 5 |