| Title | Weekend | Week | Total | % Change | Total Weeks |
| 1 (1) |  | District 9 (2009) | £1,184,392 | £2,495,152 | £4,783,530 | -48% | 2 |
| 2 (2) |  | The Final Destination (2009) | £929,306 | £1,956,921 | £10,681,977 | -53% | 3 |
| 3 (new) |  | Dorian Gray (2009) | £883,148 | £883,148 | £883,148 | new | 1 |
| 4 (new) |  | Sorority Row () | £782,693 | £782,693 | £782,693 | new | 1 |
| 5 (3) |  | (500) Days of Summer () | £582,478 | £1,166,428 | £2,409,059 | -53% | 2 |
| 6 (new) |  | Julie & Julia () | £540,441 | £540,441 | £540,441 | new | 1 |
| 7 (4) |  | Inglourious Basterds (2009) | £371,784 | £872,336 | £9,477,051 | -51% | 4 |
| 8 (6) |  | Aliens In the Attic (2009) | £265,342 | £336,270 | £6,033,151 | -47% | 5 |
| 9 (5) |  | Funny People () | £219,038 | £569,662 | £3,176,048 | -63% | 3 |
| 10 (new) |  | Adventureland (2009) | £210,671 | £210,671 | £210,671 | new | 1 |
| 11 (8) |  | G Force (2009) | £203,509 | £252,095 | £13,216,830 | -42% | 7 |
| 12 (7) |  | The Time Travelers Wife (2009) | £171,673 | £479,362 | £7,308,665 | -61% | 5 |
| 13 (new) | | Whiteout (2009) | £150,995 | £150,995 | £150,995 | new | 1 |
| 14 (9) |  | Harry Potter and the Half Blood Prince () | £112,602 | £228,236 | £50,491,390 | -65% | 9 |
| 15 (new) | | Fish Tank () | £103,180 | £103,180 | £103,180 | new | 1 |