| Title | Weekend | Week | Total | % Change | Total Weeks |
| 1 (new) |  | Kingdom of Heaven (2005) | £2,530,445 | £2,530,445 | £2,530,445 | new | 1 |
| 2 (1) |  | The Hitchhikers Guide to the Galaxy (2005) | £1,785,683 | £3,632,200 | £6,930,462 | -46% | 2 |
| 3 (2) |  | xXx 2: The Next Level (2005) | £555,358 | £1,070,380 | £1,990,886 | -40% | 2 |
| 4 (4) |  | The Wedding Date (2005) | £529,085 | £995,430 | £2,983,717 | -21% | 3 |
| 5 (3) |  | The Interpreter (2005) | £508,727 | £964,252 | £5,992,825 | -32% | 4 |
| 6 (5) |  | The Amityville Horror (2005) | £364,058 | £695,374 | £4,491,651 | -34% | 4 |
| 7 (6) |  | Guess Who (2005) | £274,576 | £561,439 | £1,974,133 | -34% | 3 |
| 8 (8) |  | Valiant (2005) | £171,960 | £356,782 | £7,873,563 | -28% | 7 |
| 9 (7) |  | Sahara (2005) | £149,052 | £348,848 | £4,586,550 | -48% | 5 |
| 10 (9) |  | Robots (2005) | £120,648 | £248,168 | £12,000,389 | -26% | 8 |
| 11 (10) |  | WAQT: The Race Against Time (2005) | £95,912 | £195,727 | £647,924 | -36% | 3 |
| 12 (11) |  | Hitch (2005) | £78,036 | £226,852 | £17,306,574 | -44% | 9 |
| 13 (12) |  | Downfall (2005) | £74,709 | £178,993 | £1,519,630 | -30% | 6 |
| 14 (13) | | Kaal (2005) | £37,495 | £92,043 | £193,692 | -63% | 2 |
| 15 (14) |  | Beauty Shop (2005) | £36,049 | £86,663 | £350,005 | -51% | 3 |