| Title | Weekend | Week | Total | % Change | Total Weeks |
| 1 (1) |  | The Inbetweeners Movie (2011) | £3,679,555 | £9,127,355 | £34,992,321 | -35% | 3 |
| 2 (3) |  | Rise of the Planet of the Apes () | £1,083,091 | £2,670,632 | £17,931,402 | -35% | 4 |
| 3 (2) |  | One Day () | £1,048,343 | £2,785,972 | £4,994,696 | -53% | 2 |
| 4 (4) |  | The Smurfs () | £1,043,353 | £2,563,377 | £13,524,429 | -29% | 4 |
| 5 (new) |  | Bodyguard () | £839,695 | £839,695 | £839,695 | new | 1 |
| 6 (5) |  | Final Destination 5 () | £815,216 | £2,357,200 | £3,807,664 | -44% | 2 |
| 7 (new) |  | Fright Night (2011) | £680,543 | £680,543 | £680,543 | new | 1 |
| 8 (new) |  | Apollo 18 (2011) | £490,746 | £490,746 | £490,746 | new | 1 |
| 9 (7) |  | Harry Potter and the Deathly Hallows Part 2 () | £454,862 | £1,247,683 | £71,868,540 | -41% | 8 |
| 10 (6) |  | Cowboys & Aliens () | £401,751 | £1,182,077 | £4,862,921 | -49% | 3 |
| 11 (9) |  | Spy Kids: All the Time In the World (2011) | £391,707 | £1,138,760 | £3,401,589 | -35% | 3 |
| 12 (10) |  | Mr. Poppers Penguins () | £279,210 | £747,646 | £7,379,693 | -32% | 5 |
| 13 (11) | | The Skin I Live In () | £223,903 | £552,359 | £877,708 | -31% | 2 |
| 14 (12) |  | Cars 2 (2011) | £178,510 | £473,659 | £15,094,788 | -30% | 7 |
| 15 (14) |  | The Guard () | £123,722 | £283,340 | £4,168,052 | -33% | 9 |
| 16 (new) | | Mankatha () | £110,383 | £110,383 | £110,383 | new | 1 |
| 17 (new) | | Bol (2011) | £93,290 | £93,290 | £93,290 | new | 1 |
| 18 (new) | | Kill List (2011) | £87,970 | £87,970 | £87,970 | new | 1 |
| 19 (new) | | The Art of Getting By () | £75,634 | £75,634 | £75,634 | new | 1 |
| 20 (15) |  | Horrid Henry: The Movie (2011) | £74,283 | £232,500 | £6,241,712 | -33% | 6 |
| 21 (new) | | Sex and Zen Extreme Ecstasy () | £19,218 | £19,218 | £19,218 | new | 1 |
| 22 (16) |  | Captain America: The First Avenger (2011) | £14,058 | £56,931 | £9,436,367 | -64% | 6 |
| 23 (new) | | Anchor Bay () | £12,558 | £12,558 | £12,558 | new | 1 |
| 24 (new) | | The Hedgehog () | £6,365 | £6,365 | £6,365 | new | 1 |
| 25 (new) | | Attenberg (2011) | £4,282 | £4,282 | £4,282 | new | 1 |
| 26 (17) | | Project Nim (2011) | £3,798 | £10,353 | £90,239 | -28% | 4 |
| 27 (new) | | Self-Made (2011) | £3,167 | £3,167 | £3,167 | new | 1 |
| 28 (18) |  | Senna (2011) | £3,126 | £10,841 | £3,159,589 | -2% | 14 |
| 29 (19) |  | TT3D: Closer to the Edge () | £2,623 | £8,073 | £1,251,938 | 6% | 14 |
| 30 (new) |  | Weekender () | £2,067 | £2,067 | £2,067 | new | 1 |
| 31 (20) | | Powder (2011) | £937 | £1,234 | £1,818 | 38% | 2 |
| 32 (new) | | Robotropolis () | £73 | £73 | £73 | new | 1 |