| Title | Weekend | Week | Total | % Change | Total Weeks |
| 1 (2) |  | King Kong (2005) | £2,160,421 | £5,028,970 | £26,080,026 | -19% | 4 |
| 2 (1) |  | The Chronicles of Narnia: The Lion the Witch and the Wardrobe (2005) | £2,132,346 | £5,321,852 | £38,280,667 | -29% | 5 |
| 3 (new) |  | Just Friends (2006) | £1,750,481 | £1,750,481 | £1,750,481 | new | 1 |
| 4 (new) |  | Brokeback Mountain (2006) | £987,261 | £987,261 | £987,261 | new | 1 |
| 5 (5) |  | Just Like Heaven (2005) | £934,650 | £2,305,310 | £3,506,691 | -22% | 2 |
| 6 (3) |  | Cheaper By the Dozen 2 (2005) | £781,725 | £1,888,405 | £4,176,372 | -66% | 2 |
| 7 (new) |  | Match Point (2006) | £751,992 | £751,992 | £751,992 | new | 1 |
| 8 (6) |  | Harry Potter and the Goblet of Fire (2005) | £582,984 | £1,452,601 | £47,550,475 | -30% | 8 |
| 9 (4) |  | The Producers (2005) | £402,356 | £1,075,814 | £2,386,993 | -69% | 2 |
| 10 (9) |  | March of the Penguins (2005) | £381,926 | £556,416 | £1,413,566 | 72% | 5 |
| 11 (new) | | Running Scared (2006) | £275,498 | £275,498 | £275,498 | new | 1 |
| 12 (8) |  | Lassie (2005) | £99,600 | £290,877 | £1,135,982 | -23% | 4 |
| 13 (7) |  | Dosti Friends Forever (2005) | £65,846 | £173,668 | £707,326 | -50% | 3 |
| 14 (13) |  | The Constant Gardener (2005) | £63,415 | £141,936 | £4,768,730 | 23% | 9 |
| 15 (10) |  | The Family Stone (2005) | £61,144 | £208,877 | £1,121,693 | -42% | 4 |