| Title | Weekend | Week | Total | % Change | Total Weeks |
| 1 (1) |  | Iron Man (2008) | £1,976,721 | £4,694,649 | £10,159,752 | -64% | 2 |
| 2 (new) |  | What Happens In Vegas... (2008) | £1,263,093 | £1,263,093 | £1,263,093 | new | 1 |
| 3 (2) |  | Forgetting Sarah Marshall (2008) | £524,326 | £1,208,712 | £5,588,834 | -61% | 3 |
| 4 (new) |  | Speed Racer (2008) | £362,102 | £362,102 | £362,102 | new | 1 |
| 5 (3) |  | Nims Island (2008) | £317,505 | £791,100 | £1,611,318 | -61% | 2 |
| 6 (new) |  | Doomsday (2008) | £311,383 | £311,383 | £311,383 | new | 1 |
| 7 (4) |  | Made of Honor (2008) | £278,661 | £733,476 | £1,483,087 | -63% | 2 |
| 8 (7) |  | In Bruges (2008) | £103,252 | £261,213 | £4,326,430 | -65% | 9 |
| 9 (6) |  | 21 (2008) | £89,656 | £256,271 | £5,280,374 | -72% | 5 |
| 10 (5) |  | The Eye (2008) | £88,979 | £277,645 | £1,649,935 | -76% | 3 |
| 11 (9) |  | Happy-Go-Lucky (2008) | £58,373 | £206,223 | £1,291,312 | -67% | 4 |
| 12 (10) |  | Persepolis (2008) | £54,050 | £143,624 | £522,658 | -57% | 3 |
| 13 (new) |  | Where In the World Is Osama Bin Laden? (2008) | £26,550 | £26,550 | £26,550 | new | 1 |
| 14 (15) |  | Kuruvi (2008) | £22,316 | £105,932 | £183,260 | -71% | 2 |
| 15 (13) |  | Step Up 2: The Streets (2008) | £22,170 | £80,523 | £10,451,882 | -77% | 8 |
| 16 (new) | | Honeydripper (2008) | £19,624 | £19,624 | £19,624 | new | 1 |
| 17 (11) |  | Son of Rambow (2008) | £19,109 | £1,325,978 | £5,377,564 | -82% | 6 |
| 18 (new) |  | XXY (2007) | £11,007 | £11,007 | £11,007 | new | 1 |
| 19 (new) | | A Secret (2007) | £7,952 | £7,952 | £7,952 | new | 1 |
| 20 (16) |  | The Oxford Murders (2008) | £7,012 | £28,201 | £196,665 | -82% | 3 |
| 21 (14) |  | Deception (2008) | £6,921 | £78,059 | £551,034 | -92% | 3 |
| 22 (re) | | Bhoothnath (2008) | £1,980 | £1,980 | £65,366 | re | 1 |
| 23 (21) |  | Love In the Time of Cholera (2007) | £1,867 | £3,651 | £358,124 | 4% | 8 |
| 24 (new) |  | Cashback (2008) | £1,529 | £1,529 | £1,529 | new | 1 |
| 25 (new) | | I Served the King of England (2008) | £720 | £720 | £720 | new | 1 |
| 26 (new) | | Vexille (2008) | £688 | £688 | £688 | new | 1 |
| 27 (new) | | Mouth to Mouth (2008) | £471 | £471 | £471 | new | 1 |
| 28 (re) |  | Mister Lonely (2008) | £20 | £20 | £13,944 | re | 2 |