| Title | Weekend | Week | Total | % Change | Total Weeks |
| 1 (new) |  | Wallace & Gromit: The Curse of the Were-Rabbit (2005) | £9,374,932 | £9,374,932 | £9,374,932 | new | 1 |
| 2 (new) |  | Lord of War (2005) | £723,406 | £723,406 | £723,406 | new | 1 |
| 3 (2) |  | Pride and Prejudice (2005) | £594,792 | £1,284,910 | £12,651,399 | -34% | 5 |
| 4 (5) |  | Kinky Boots (2005) | £506,599 | £882,132 | £1,505,295 | -19% | 2 |
| 5 (3) |  | Oliver Twist (2005) | £504,009 | £855,768 | £1,548,262 | -27% | 2 |
| 6 (1) |  | Serenity (2005) | £492,456 | £1,269,102 | £2,227,918 | -49% | 2 |
| 7 (new) |  | Domino (2005) | £481,409 | £481,409 | £481,409 | new | 1 |
| 8 (4) |  | A History of Violence (2005) | £361,845 | £738,105 | £3,126,933 | -46% | 3 |
| 9 (6) |  | Four Brother's (2005) | £257,291 | £489,082 | £2,094,851 | -45% | 3 |
| 10 (7) |  | Goal! The Dream Begins (2005) | £176,607 | £326,779 | £1,852,835 | -56% | 3 |
| 11 (8) |  | Night Watch (2004) | £116,930 | £269,120 | £540,977 | -57% | 2 |
| 12 (10) |  | Deuce Bigalow European Gigolo (2005) | £71,156 | £163,329 | £761,334 | -57% | 3 |
| 13 (9) |  | The 40 Year Old Virgin (2005) | £69,843 | £186,046 | £7,345,835 | -62% | 7 |
| 14 (16) |  | Tara Road (2005) | £60,275 | £126,836 | £199,986 | -18% | 2 |
| 15 (14) |  | The Adventures of Sharkboy and Lavagirl 3D (2005) | £46,858 | £60,325 | £2,261,727 | -40% | 8 |