| Title | Weekend | Week | Total | % Change | Total Weeks |
| 1 (2) |  | Avatar (2009) | £5,940,479 | £14,410,959 | £32,815,618 | 36% | 3 |
| 2 (3) |  | Sherlock Holmes (2009) | £3,439,616 | £8,940,658 | £12,021,730 | 10% | 2 |
| 3 (1) |  | Alvin and the Chipmunks: The Squeakquel (2009) | £2,457,029 | £7,247,219 | £12,594,410 | -54% | 2 |
| 4 (new) |  | Did You Hear About the Morgans? (2010) | £1,155,060 | £1,155,060 | £1,155,060 | new | 1 |
| 5 (6) |  | Nine (2009) | £780,255 | £1,315,452 | £1,653,547 | 65% | 3 |
| 6 (5) |  | St. Trinian's 2: The Legend of Frittons Gold (2009) | £671,480 | £2,189,957 | £5,575,787 | 35% | 3 |
| 7 (4) |  | 3 Idiots (2009) | £331,166 | £677,976 | £1,115,530 | -24% | 2 |
| 8 (7) |  | Nowhere Boy (2009) | £235,782 | £600,896 | £749,053 | 37% | 2 |
| 9 (9) |  | The Twilight Saga: New Moon (2009) | £215,681 | £615,382 | £26,888,092 | 40% | 7 |
| 10 (14) |  | Planet 51 (2009) | £163,542 | £615,448 | £4,277,237 | 50% | 5 |
| 11 (10) |  | Law Abiding Citizen (2009) | £155,380 | £387,165 | £6,123,282 | 36% | 6 |
| 12 (12) |  | Where the Wild Things Are (2009) | £115,900 | £427,299 | £2,646,965 | 24% | 4 |
| 13 (8) |  | A Christmas Carol (2009) | £101,292 | £511,758 | £20,107,127 | -23% | 9 |
| 14 (11) |  | Nativity! (2009) | £93,089 | £442,296 | £5,124,202 | -4% | 6 |
| 15 (13) |  | Paranormal Activity (2009) | £84,626 | £285,496 | £9,935,165 | 3% | 6 |