| Title | Weekend | Week | Total | % Change | Total Weeks |
| 1 (1) |  | Hotel Transylvania 2 (2015) | £2,275,612 | £3,084,055 | £9,401,493 | -64% | 2 |
| 2 (4) |  | The Martian (2015) | £1,732,329 | £2,900,484 | £20,391,517 | -28% | 4 |
| 3 (new) |  | Paranormal Activity: The Ghost Dimension (2015) | £1,472,427 | £1,472,427 | £1,472,427 | new | 1 |
| 4 (2) |  | Suffragette (2015) | £1,343,819 | £2,867,849 | £5,806,295 | -54% | 2 |
| 5 (new) |  | The Last Witch Hunter (2015) | £1,241,292 | £1,241,292 | £1,241,292 | new | 1 |
| 6 (3) |  | Pan (2015) | £1,215,080 | £1,853,773 | £4,592,531 | -56% | 2 |
| 7 (6) |  | Sicario (2015) | £549,458 | £1,038,207 | £4,379,944 | -37% | 3 |
| 8 (5) |  | Crimson Peak (2015) | £500,299 | £1,027,149 | £1,994,317 | -48% | 2 |
| 9 (7) |  | Legend (2015) | £286,176 | £484,466 | £18,063,131 | -36% | 7 |
| 10 (9) |  | The Lobster (2015) | £241,922 | £422,093 | £651,712 | 5% | 2 |
| 11 (16) |  | Hamlet: NT Live 2015 (2015) | £184,374 | £548,085 | £2,450,089 | 39% | 2 |
| 12 (new) |  | Shaandaar (2015) | £165,717 | £165,717 | £165,717 | new | 1 |
| 13 (8) |  | The Intern (2015) | £163,119 | £287,782 | £2,690,096 | -40% | 4 |
| 14 (10) |  | Everest (2015) | £122,779 | £228,139 | £10,493,902 | -44% | 6 |
| 15 (re) |  | Minions (2015) | £118,668 | £118,668 | £46,735,377 | RE | 15 |