| Title | Weekend | Week | Total | % Change | Total Weeks |
| 1 (new) |  | The Bank Job () | £951,013 | £951,013 | £951,013 | new | 1 |
| 2 (new) |  | Semi-Pro (2008) | £774,698 | £774,698 | £774,698 | new | 1 |
| 3 (1) |  | Jumper (2008) | £758,003 | £1,347,536 | £7,242,261 | -50% | 3 |
| 4 (new) |  | The Accidental Husband () | £703,631 | £703,631 | £703,631 | new | 1 |
| 5 (4) |  | Juno () | £690,686 | £1,220,929 | £8,046,750 | -36% | 4 |
| 6 (2) |  | Be Kind Rewind () | £682,860 | £1,114,288 | £2,502,434 | -51% | 2 |
| 7 (7) |  | There Will Be Blood (2008) | £604,886 | £928,738 | £2,658,713 | 16% | 4 |
| 8 (new) |  | Untraceable (2008) | £549,524 | £549,524 | £549,524 | new | 1 |
| 9 (3) |  | Rambo () | £506,321 | £1,173,613 | £2,420,808 | -59% | 2 |
| 10 (5) |  | National Treasure: Book of Secrets (2008) | £455,055 | £716,015 | £8,231,092 | -51% | 4 |
| 11 (6) |  | The Water Horse: Legend of the Deep () | £315,677 | £397,996 | £4,124,793 | -51% | 4 |
| 12 (13) |  | No Country For Old Men () | £294,022 | £554,082 | £6,316,478 | 18% | 7 |
| 13 (10) |  | Alvin and the Chipmunks () | £199,761 | £225,003 | £11,080,538 | -44% | 11 |
| 14 (8) |  | The Bucket List (2008) | £151,241 | £380,776 | £1,778,129 | -62% | 3 |
| 15 (11) |  | Penelope () | £123,359 | £153,418 | £3,049,482 | -59% | 5 |
| 16 (new) |  | Margot At the Wedding () | £33,958 | £33,958 | £33,958 | new | 1 |
| 17 (re) |  | La Vie En Rose (2007) | £15,512 | £15,512 | £1,633,697 | re | 7 |
| 18 (17) |  | Waz () | £6,172 | £31,638 | £70,042 | -84% | 2 |
| 19 (20) |  | In the Valley of Elah (2007) | £5,108 | £24,023 | £906,102 | -61% | 6 |
| 20 (new) | | Boss of It All (2008) | £4,630 | £4,630 | £4,630 | new | 1 |
| 21 (new) |  | The Baker (2008) | £2,015 | £2,015 | £2,015 | new | 1 |
| 22 (21) |  | Gamerz () | £180 | £1,735 | £3,909 | -92% | 2 |