| Title | Weekend | Week | Total | % Change | Total Weeks |
| 1 (new) |  | Mamma Mia! (2008) | £6,594,058 | £6,594,058 | £6,594,058 | new | 1 |
| 2 (1) |  | Hancock (2008) | £3,666,398 | £7,172,871 | £16,761,966 | -62% | 2 |
| 3 (2) |  | Kung-Fu Panda (2008) | £2,812,094 | £4,807,689 | £10,877,368 | -54% | 2 |
| 4 (new) |  | Journey to the Center of the Earth (2008) | £953,878 | £953,878 | £953,878 | new | 1 |
| 5 (3) |  | The Chronicles of Narnia: Prince Caspian (2008) | £935,416 | £1,936,217 | £9,644,063 | -54% | 3 |
| 6 (new) |  | The Forbidden Kingdom (2008) | £676,217 | £676,217 | £676,217 | new | 1 |
| 7 (4) |  | Wanted (1997) | £669,426 | £1,548,962 | £8,151,595 | -46% | 3 |
| 8 (5) |  | Sex and the City (2008) | £138,857 | £397,907 | £25,887,654 | -51% | 7 |
| 9 (7) |  | Adulthood (2008) | £88,633 | £250,280 | £3,247,651 | -67% | 4 |
| 10 (8) |  | The Mist (2007) | £87,561 | £225,689 | £383,083 | -44% | 2 |
| 11 (6) |  | Indiana Jones and the Kingdom of the Crystal Skull (2008) | £80,314 | £216,196 | £39,742,108 | -71% | 8 |
| 12 (10) |  | The Edge of Love (2008) | £53,720 | £165,285 | £1,042,531 | -51% | 4 |
| 13 (13) |  | The Visitor (2008) | £45,965 | £87,162 | £135,932 | -6% | 2 |
| 14 (11) |  | Gone Baby Gone (2008) | £32,870 | £71,858 | £1,694,405 | -35% | 6 |
| 15 (16) |  | Jaane Tu ... Ya Jaane Na (2008) | £27,838 | £51,047 | £81,244 | -8% | 2 |
| 16 (new) |  | Savage Grace (2007) | £25,767 | £25,767 | £25,767 | new | 1 |
| 17 (new) |  | Mehbooba (2008) | £17,686 | £17,686 | £17,686 | new | 1 |
| 18 (18) |  | A Complete History of My Sexual Failures (2008) | £7,658 | £13,408 | £47,225 | 7% | 3 |
| 19 (new) |  | Origin Spirit of the Past (2008) | £529 | £529 | £529 | new | 1 |
| 20 (22) |  | Son of Rambow (2008) | £292 | £20,531 | £5,541,572 | -4% | 15 |