| Title | Weekend | Week | Total | % Change | Total Weeks |
| 1 (new) |  | The Sweeney (2012) | £1,545,294 | £1,545,294 | £1,545,294 | new | 1 |
| 2 (new) |  | ParaNormaN (2012) | £1,393,123 | £1,393,123 | £1,393,123 | new | 1 |
| 3 (3) |  | Anna Karenina (2012) | £813,395 | £1,855,724 | £2,731,426 | -7% | 2 |
| 4 (2) |  | Lawless (2012) | £790,378 | £1,602,102 | £2,575,336 | -19% | 2 |
| 5 (1) |  | Dredd (2012) | £769,381 | £1,675,835 | £2,725,180 | -27% | 2 |
| 6 (new) |  | Hope Springs (2012) | £728,689 | £728,689 | £728,689 | new | 1 |
| 7 (5) |  | Brave (2012) | £584,321 | £793,769 | £20,138,592 | -10% | 7 |
| 8 (4) |  | Total Recall (2012) | £472,232 | £906,165 | £4,981,739 | -30% | 3 |
| 9 (6) |  | The Possession (2012) | £346,642 | £705,939 | £2,856,003 | -35% | 3 |
| 10 (7) |  | Ted (2012) | £317,035 | £655,889 | £29,847,210 | -34% | 7 |
| 11 (8) |  | The Dark Knight Rises (2012) | £231,156 | £456,556 | £55,769,510 | -34% | 9 |
| 12 (new) |  | Barfi (2012) | £229,882 | £229,882 | £229,882 | new | 1 |
| 13 (9) |  | The Watch (2012) | £180,099 | £415,782 | £3,578,073 | -47% | 3 |
| 14 (new) | | To Rome With Love (2012) | £141,008 | £141,008 | £141,008 | new | 1 |
| 15 (10) |  | The Bourne Legacy (2012) | £123,166 | £299,607 | £10,869,199 | -54% | 5 |
| 16 (new) | | Premium Rush (2012) | £115,358 | £115,358 | £115,358 | new | 1 |
| 17 (17) | | The Imposter (2012) | £44,755 | £110,580 | £987,448 | -33% | 4 |
| 18 (re) | | When the Lights Went Out (2012) | £21,189 | £21,189 | £26,246 | re | 1 |
| 19 (15) |  | Keith Lemon: The Film (2012) | £16,204 | £60,687 | £2,887,831 | -79% | 4 |
| 20 (18) | | Shadow Dancer (2012) | £14,042 | £51,654 | £725,124 | -55% | 4 |
| 21 (new) |  | About Elly (2012) | £9,577 | £9,577 | £9,577 | new | 1 |
| 22 (19) |  | Berberian Sound Studio (2012) | £6,642 | £28,041 | £125,208 | -62% | 3 |
| 23 (new) |  | Sundarapandian (2012) | £5,019 | £5,019 | £5,019 | new | 1 |
| 24 (new) | | The Snows of Kilimanjaro (2012) | £4,266 | £4,266 | £4,266 | new | 1 |
| 25 (25) | | The Wedding Video (2012) | £3,537 | £11,446 | £1,053,869 | -9% | 5 |
| 26 (24) | | Searching For Sugar Man (2012) | £3,157 | £7,773 | £348,992 | -20% | 8 |
| 27 (30) | | 360 (2012) | £1,879 | £3,796 | £100,616 | 31% | 6 |
| 28 (27) | | Cockneys Vs. Zombies (2012) | £1,828 | £3,560 | £23,774 | 13% | 3 |
| 29 (29) |  | Prometheus (2012) | £1,603 | £3,115 | £24,719,955 | 12% | 16 |
| 30 (20) |  | St Georges Day (2012) | £908 | £13,648 | £27,793 | -94% | 2 |
| 31 (new) |  | Anton Corbijn Inside Out (2012) | £332 | £332 | £332 | new | 1 |
| 32 (35) |  | Grabbers (2012) | £65 | £65 | £106,849 | -41% | 6 |
| 33 (36) | | Fast Girls (2012) | £52 | £172 | £744,373 | 21% | 14 |