| Title | Weekend | Week | Total | % Change | Total Weeks |
| 1 (1) |  | The Second Best Exotic Marigold Hotel (2015) | £1,409,311 | £3,091,269 | £11,731,915 | -28% | 3 |
| 2 (new) |  | Run All Night (2015) | £823,833 | £823,833 | £823,833 | new | 1 |
| 3 (2) |  | Focus (2015) | £805,244 | £1,389,664 | £5,642,938 | -39% | 3 |
| 4 (new) |  | Suite Française (2015) | £503,928 | £503,928 | £503,928 | new | 1 |
| 5 (3) |  | Fifty Shades of Grey (2015) | £487,635 | £1,122,687 | £33,829,335 | -54% | 5 |
| 6 (4) |  | Chappie (2015) | £448,288 | £971,628 | £1,986,686 | -56% | 2 |
| 7 (8) |  | Still Alice (2015) | £419,327 | £700,613 | £1,102,178 | 4% | 2 |
| 8 (5) |  | Big Hero 6 (2015) | £387,905 | £485,340 | £19,111,852 | -53% | 7 |
| 9 (7) |  | Kingsman: The Secret Service (2015) | £292,368 | £478,483 | £15,784,342 | -35% | 7 |
| 10 (6) |  | Shaun the Sheep Movie (2015) | £262,862 | £339,510 | £12,728,442 | -57% | 6 |
| 11 (new) | | La Donna Del Lago: Met Opera 2015 (2015) | £227,203 | £227,203 | £227,203 | new | 1 |
| 12 (new) | | X+Y (2015) | £154,374 | £154,374 | £154,374 | new | 1 |
| 13 (9) |  | Unfinished Business (2015) | £112,010 | £322,419 | £716,596 | -72% | 2 |
| 14 (10) |  | It Follows (2015) | £105,548 | £239,637 | £1,058,742 | -54% | 3 |
| 15 (12) |  | The Theory of Everything (2014) | £99,790 | £203,651 | £21,209,594 | -44% | 11 |
| 16 (14) |  | Paddington (2014) | £88,197 | £93,546 | £37,336,387 | -43% | 15 |
| 17 (17) |  | Appropriate Behaviour (2015) | £7,978 | £20,103 | £42,157 | -64% | 2 |
| 18 (21) | | The Duke of Burgundy (2015) | £6,997 | £13,571 | £135,622 | -24% | 4 |
| 19 (re) | | Kajaki: The True Story (2014) | £5,291 | £5,291 | £171,218 | re | 10 |
| 20 (19) |  | The Imitation Game (2014) | £5,045 | £20,569 | £16,353,466 | -66% | 18 |
| 21 (26) |  | Testament of Youth (2015) | £4,803 | £18,293 | £1,976,839 | 9% | 9 |
| 22 (re) | | Behind the Beautiful Forevers: NT Live 2015 (2015) | £3,225 | £3,225 | £268,539 | re | 1 |
| 23 (18) | | Hyena (2015) | £3,082 | £14,125 | £33,689 | -80% | 2 |
| 24 (24) | | Love's Labour's Won: RSC Live 2015 (2015) | £3,028 | £27,155 | £481,924 | -54% | 3 |
| 25 (23) | | Catch Me Daddy (2015) | £2,542 | £7,732 | £78,006 | -66% | 3 |
| 26 (new) |  | My Name Is Salt (2015) | £2,023 | £2,023 | £2,023 | new | 1 |
| 27 (new) | | Elle Ladore (2015) | £1,982 | £1,982 | £1,982 | new | 1 |
| 28 (36) |  | Mr. Turner (2014) | £1,870 | £21,978 | £6,815,456 | 89% | 19 |
| 29 (re) |  | La Traviata: English National Opera 2015 (2015) | £1,605 | £1,605 | £240,575 | re | 1 |
| 30 (new) | | Tamil Mi 7 (2015) | £1,343 | £1,343 | £1,343 | new | 1 |
| 31 (re) |  | Dreamcatcher (2003) | £1,040 | £1,040 | £4,992 | re | 4 |
| 32 (30) | | BAFTA Shorts (2015) (2015) | £671 | £1,995 | £4,270 | -71% | 2 |
| 33 (31) |  | Trash (2014) | £641 | £2,153 | £179,275 | -61% | 7 |
| 34 (new) | | Lou! (2015) | £581 | £581 | £581 | new | 1 |
| 35 (32) | | Citizenfour (2014) | £325 | £1,300 | £155,790 | -60% | 16 |
| 36 (33) |  | High Tide (2015) | £115 | £1,176 | £1,751 | -80% | 2 |
| 37 (re) | | A Dark Reflection (2015) | £78 | £78 | £6,344 | re | 2 |