| Title | Weekend | Week | Total | % Change | Total Weeks |
| 1 (1) |  | The Twilight Saga: New Moon () | £4,303,257 | £8,637,528 | £20,320,686 | -63% | 2 |
| 2 (new) |  | Paranormal Activity (2009) | £3,593,762 | £3,593,762 | £3,593,762 | new | 1 |
| 3 (3) |  | A Christmas Carol (2009) | £1,935,283 | £2,780,615 | £11,333,978 | -13% | 4 |
| 4 (2) |  | 2012 (2009) | £1,834,817 | £3,293,698 | £16,217,379 | -48% | 3 |
| 5 (new) |  | Law Abiding Citizen (2009) | £1,488,143 | £1,488,143 | £1,488,143 | new | 1 |
| 6 (new) |  | Nativity! () | £794,314 | £794,314 | £794,314 | new | 1 |
| 7 (4) |  | Harry Brown (2009) | £333,459 | £815,070 | £3,519,275 | -54% | 3 |
| 8 (5) |  | Up () | £327,174 | £402,202 | £33,963,586 | -49% | 8 |
| 9 (new) |  | De Dana Dan (2009) | £308,029 | £308,029 | £308,029 | new | 1 |
| 10 (8) |  | A Serious Man (2009) | £243,964 | £423,125 | £744,239 | -24% | 2 |
| 11 (6) |  | Fantastic Mr. Fox () | £221,129 | £293,070 | £8,582,765 | -51% | 6 |
| 12 (7) |  | The Men Who Stare At Goats (2009) | £168,350 | £407,035 | £4,020,866 | -61% | 4 |
| 13 (17) |  | Glorious 39 (2009) | £72,780 | £76,409 | £84,063 | 89% | 2 |
| 14 (11) | | Kurbaan (2009) | £65,896 | £145,181 | £309,649 | -60% | 2 |
| 15 (10) |  | The Informant! (2009) | £64,013 | £171,991 | £351,603 | -64% | 2 |
| 16 (14) | | Bright Star () | £49,737 | £116,082 | £854,208 | -33% | 4 |
| 17 (13) |  | An Education () | £46,119 | £140,734 | £1,774,238 | -57% | 5 |
| 18 (new) |  | Bunny and the Bull (2009) | £40,801 | £40,801 | £40,801 | new | 1 |
| 19 (new) |  | Séraphine () | £23,404 | £23,404 | £23,404 | new | 1 |
| 20 (new) |  | Naan Avan Illai 2 (2009) | £4,942 | £4,942 | £4,942 | new | 1 |
| 21 (16) |  | The Imaginarium of Doctor Parnassus () | £4,211 | £11,036 | £3,342,684 | -55% | 7 |
| 22 (25) | | Fish Tank () | £2,507 | £6,562 | £589,729 | 50% | 11 |
| 23 (20) |  | Dorian Gray (2009) | £2,464 | £5,381 | £2,950,766 | -39% | 12 |
| 24 (19) |  | Dead Man Running () | £1,646 | £4,924 | £512,425 | -73% | 5 |
| 25 (24) | | Morris: A Life With Bells On () | £671 | £1,876 | £70,820 | -50% | 9 |
| 26 (new) |  | Mr. Right (2009) | £540 | £540 | £540 | new | 1 |