| Title | Weekend | Week | Total | % Change | Total Weeks |
| 1 (new) |  | Cloverfield (2008) | £3,485,956 | £3,485,956 | £3,485,956 | new | 1 |
| 2 (1) |  | Sweeney Todd: The Demon Barber of Fleet Street (2007) | £1,702,252 | £3,447,999 | £7,973,245 | -62% | 2 |
| 3 (new) |  | Over Her Dead Body (2008) | £995,690 | £995,690 | £995,690 | new | 1 |
| 4 (new) |  | Penelope (2008) | £769,840 | £769,840 | £769,840 | new | 1 |
| 5 (4) |  | No Country For Old Men (2008) | £712,346 | £1,175,092 | £3,932,932 | -14% | 3 |
| 6 (3) |  | P.S. I Love You (2007) | £536,082 | £1,017,034 | £9,819,750 | -42% | 7 |
| 7 (7) |  | Alvin and the Chipmunks (2007) | £467,620 | £548,006 | £9,238,579 | -24% | 7 |
| 8 (5) |  | St. Trinian's (2007) | £335,081 | £520,168 | £11,873,900 | -50% | 7 |
| 9 (new) |  | Underdog (2008) | £330,914 | £330,914 | £330,914 | new | 1 |
| 10 (2) |  | Aliens Vs. Predator: Requiem (2008) | £312,274 | £696,868 | £4,420,884 | -67% | 3 |
| 11 (6) |  | I Am Legend (2007) | £240,122 | £511,987 | £25,348,532 | -63% | 6 |
| 12 (9) |  | Enchanted (2007) | £226,918 | £308,660 | £16,698,625 | -50% | 8 |
| 13 (8) |  | Charlie Wilsons War (2008) | £169,260 | £437,091 | £4,298,728 | -66% | 4 |
| 14 (12) |  | Bee Movie (2007) | £136,842 | £157,349 | £9,034,528 | -40% | 8 |
| 15 (10) |  | In the Valley of Elah (2007) | £110,711 | £325,191 | £670,376 | -68% | 2 |