| Title | Weekend | Week | Total | % Change | Total Weeks |
| 1 (new) |  | Batman Begins (2005) | £4,427,802 | £4,427,802 | £4,427,802 | new | 1 |
| 2 (1) |  | Mr. & Mrs. Smith (2005) | £1,588,622 | £3,617,158 | £7,560,580 | -60% | 2 |
| 3 (2) |  | Star Wars Episode III: Revenge of the Sith (2005) | £709,777 | £1,479,161 | £36,897,105 | -56% | 5 |
| 4 (3) |  | Sin City (2005) | £373,741 | £1,056,189 | £5,707,095 | -64% | 3 |
| 5 (4) |  | The Pacifier (2005) | £169,637 | £279,899 | £3,665,565 | -56% | 4 |
| 6 (6) |  | Monster-in-Law (2005) | £100,397 | £206,909 | £6,113,533 | -58% | 6 |
| 7 (5) |  | House of Wax (2005) | £94,363 | £215,782 | £2,747,597 | -63% | 4 |
| 8 (9) |  | A Married Woman (2005) | £82,938 | £148,794 | £264,080 | -28% | 2 |
| 9 (7) |  | The League of Gentlemens Apocalypse (2005) | £70,562 | £213,827 | £1,245,876 | -70% | 3 |
| 10 (8) |  | Millions (1991) | £47,041 | £92,164 | £1,338,670 | -61% | 4 |
| 11 (new) | | Bombon El Perro (2004) | £33,768 | £33,768 | £33,768 | new | 1 |
| 12 (new) |  | We Don't Live Here Anymore (2004) | £28,954 | £28,954 | £28,954 | new | 1 |
| 13 (11) |  | Bunty Aur Babli (2005) | £26,646 | £48,603 | £522,472 | -46% | 4 |
| 14 (10) |  | Kingdom of Heaven (2005) | £17,900 | £58,912 | £7,682,471 | -71% | 7 |
| 15 (13) | | The Consequences of Love (2005) | £16,338 | £34,318 | £235,839 | -44% | 4 |