| Title | Weekend | Week | Total | % Change | Total Weeks |
| 1 (1) |  | Quantum of Solace (2008) | £5,164,182 | £8,830,184 | £40,280,807 | -44% | 3 |
| 2 (new) |  | Max Payne (2008) | £1,004,995 | £1,004,995 | £1,004,995 | new | 1 |
| 3 (2) |  | High School Musical 3: Senior Year (2008) | £975,670 | £1,286,048 | £21,243,516 | -36% | 4 |
| 4 (new) |  | Zack and Miri Make a Porno (2008) | £798,205 | £798,205 | £798,205 | new | 1 |
| 5 (3) |  | Ghost Town (2008) | £591,605 | £956,169 | £5,495,434 | -17% | 4 |
| 6 (new) | | Friendship (2008) | £341,665 | £341,665 | £341,665 | new | 1 |
| 7 (7) |  | Burn After Reading (2008) | £252,475 | £484,381 | £7,237,394 | -30% | 5 |
| 8 (8) |  | Easy Virtue (2008) | £225,772 | £533,348 | £874,447 | -34% | 2 |
| 9 (9) |  | Igor (2008) | £220,643 | £235,973 | £3,482,615 | -10% | 5 |
| 10 (4) |  | Saw V (2008) | £219,929 | £505,564 | £6,123,282 | -55% | 4 |
| 11 (5) |  | Pride and Glory (2008) | £219,671 | £477,340 | £874,031 | -45% | 2 |
| 12 (6) |  | W. (2008) | £183,065 | £396,899 | £764,411 | -50% | 2 |
| 13 (11) |  | Mamma Mia! (2008) | £150,510 | £263,354 | £67,879,439 | 35% | 19 |
| 14 (new) |  | The Baader Meinhof Complex (2008) | £108,791 | £108,791 | £108,791 | new | 1 |
| 15 (10) |  | Hunger (2008) | £93,330 | £190,599 | £561,134 | -24% | 3 |
| 16 (new) | | Vaaranam Aayiram (2008) | £44,589 | £44,589 | £44,589 | new | 1 |
| 17 (15) |  | The Boy In the Striped Pajamas (2008) | £32,449 | £74,327 | £4,337,971 | -25% | 10 |
| 18 (17) |  | Of Time and the City (2008) | £19,302 | £47,191 | £179,855 | -39% | 3 |
| 19 (21) |  | City of Ember (2008) | £10,499 | £11,875 | £1,404,715 | -39% | 6 |
| 20 (22) |  | The Duchess (2008) | £8,105 | £80,470 | £7,017,396 | -16% | 11 |
| 21 (24) |  | How to Lose Friends and Alienate People (2008) | £6,378 | £9,315 | £4,079,953 | 7% | 7 |
| 22 (23) |  | Brideshead Revisited (2008) | £5,426 | £15,549 | £1,326,916 | -31% | 7 |
| 23 (19) |  | The Dark Knight (2008) | £4,486 | £20,043 | £48,606,347 | -78% | 17 |
| 24 (new) |  | Choking Man (2008) | £1,885 | £1,885 | £1,885 | new | 1 |
| 25 (28) |  | Man On Wire (2008) | £1,484 | £4,179 | £864,403 | -20% | 16 |
| 26 (new) | | Zenzen Daijobu (2008) | £826 | £826 | £826 | new | 1 |
| 27 (29) |  | Somers Town (2008) | £564 | £2,733 | £565,268 | -63% | 12 |
| 28 (30) | | The Fall (2006) | £234 | £2,271 | £75,478 | -70% | 5 |