| Title | Weekend | Week | Total | % Change | Total Weeks | ||
| 1 (new) | ![]() | Legend (2015) | £5,189,074 | £5,189,074 | £5,189,074 | new | 1 |
| 2 (new) | ![]() | Maze Runner: The Scorch Trials () | £2,799,428 | £2,799,428 | £2,799,428 | new | 1 |
| 3 (new) | ![]() | The Visit (2015) | £1,031,292 | £1,031,292 | £1,031,292 | new | 1 |
| 4 (1) | ![]() | Straight Outta Compton (2015) | £630,325 | £1,296,951 | £7,104,517 | -54% | 3 |
| 5 (2) | ![]() | Inside Out () | £608,638 | £787,360 | £36,811,931 | -17% | 8 |
| 6 (4) | ![]() | Mission:Impossible - Rogue Nation () | £302,316 | £497,176 | £20,535,899 | -41% | 7 |
| 7 (6) | Pixels () | £272,539 | £339,105 | £7,915,075 | -31% | 5 | |
| 8 (3) | ![]() | No Escape () | £254,383 | £577,416 | £1,215,046 | -60% | 2 |
| 9 (11) | ![]() | Star Wars: The Empire Strikes Back (1980) Secret Cinema | £254,125 | £254,125 | £4,230,905 | -3% | 37 |
| 10 (new) | ![]() | Irrational Man (2015) | £197,188 | £197,188 | £197,188 | new | 1 |
| 11 (re) | ![]() | Minions () | £142,180 | £142,180 | £46,156,396 | re | 11 |
| 12 (13) | 45 Years (2015) | £132,553 | £310,427 | £1,227,572 | -42% | 3 | |
| 13 (9) | ![]() | The Man From U.N.C.L.E. () | £132,327 | £260,772 | £6,219,127 | -59% | 5 |
| 14 (5) | ![]() | Me and Earl and the Dying Girl () | £103,492 | £298,313 | £730,039 | -76% | 2 |
| 15 (8) | ![]() | American Ultra () | £90,673 | £289,055 | £636,456 | -74% | 2 |
| 16 (new) | Hero (2015) | £39,793 | £39,793 | £39,793 | new | 1 | |
| 17 (17) | ![]() | Ant-Man () | £30,887 | £44,553 | £16,264,648 | -42% | 9 |
| 18 (16) | ![]() | The Bad Education Movie () | £19,882 | £51,259 | £2,013,108 | -77% | 4 |
| 19 (new) | The Master Mind Kinda Sukha (2015) | £9,670 | £9,670 | £9,670 | new | 1 | |
| 20 (20) | ![]() | Amy () | £9,519 | £28,111 | £3,703,344 | -62% | 11 |
| 21 (22) | ![]() | Absolutely Anything () | £8,998 | £17,227 | £1,441,528 | -52% | 5 |
| 22 (new) | La Famille Belier (2015) | £8,016 | £8,016 | £8,016 | new | 1 | |
| 23 (new) | ![]() | Yatchan () | £7,334 | £7,334 | £7,334 | new | 1 |
| 24 (24) | ![]() | Cinderella () | £6,666 | £7,744 | £21,275,946 | -41% | 25 |
| 25 (new) | ![]() | Pasolini (2014) | £5,333 | £5,333 | £5,333 | new | 1 |
| 26 (31) | ![]() | Shaun the Sheep Movie (2015) | £2,450 | £2,450 | £13,726,971 | -16% | 32 |
| 27 (32) | ![]() | Thomas & Friends: Sodors Legend of the Lost Treasure () | £2,162 | £4,387 | £584,170 | -25% | 9 |
| 28 (re) | Looking For Love () | £2,101 | £2,101 | £17,447 | re | 3 | |
| 29 (27) | ![]() | The Legend of Barney Thomson (2015) | £1,996 | £13,746 | £675,277 | -60% | 8 |
| 30 (37) | The Beaux' Stratagem: NT Live 2015 (2015) | £1,979 | £13,996 | £274,692 | 36% | 2 | |
| 31 (re) | ![]() | Mr. Holmes () | £1,917 | £1,917 | £2,570,551 | re | 12 |
| 32 (30) | Miss Julie () | £1,112 | £4,173 | £11,144 | -68% | 3 | |
| 33 (re) | ![]() | Dark Horse: The Incredible True Story of Dream Alliance () | £1,011 | £1,011 | £180,070 | re | 9 |
| 34 (new) | Brahmin Bulls () | £951 | £951 | £951 | new | 1 | |
| 35 (29) | Othello: RSC Live 2015 () | £940 | £7,573 | £474,843 | -74% | 3 | |
| 36 (new) | Containment (2015) | £926 | £926 | £926 | new | 1 | |
| 37 (40) | Queen & Country (2015) | £773 | £1,343 | £100,296 | 63% | 14 | |
| 38 (re) | The President (2015) | £467 | £467 | £13,583 | re | 3 | |
| 39 (36) | Slow West () | £440 | £2,097 | £496,973 | -66% | 12 | |
| 40 (33) | ![]() | Addicted to Sheep (2015) | £420 | £1,311 | £6,473 | -81% | 2 |
| 41 (re) | ![]() | Vermeer and Music National Gallery 2013 (2015) | £380 | £380 | £69,868 | re | 1 |
| 42 (re) | ![]() | Far From the Madding Crowd () | £353 | £353 | £6,188,286 | re | 18 |
| 43 (38) | ![]() | Theeb (2015) | £318 | £1,580 | £40,395 | -63% | 5 |
| 44 (new) | Aaaaaaaah! (2015) | £190 | £190 | £190 | new | 1 | |
| 45 (new) | ![]() | The Rocky Horror Show Live () | £141 | £141 | £141 | new | 1 |