| Title | Weekend | Week | Total | % Change | Total Weeks |
| 1 (new) |  | The Hunger Games: Mockingjay Part 2 (2015) | £11,255,566 | £11,255,566 | £11,255,566 | new | 1 |
| 2 (1) |  | Spectre (2015) | £3,821,156 | £6,733,372 | £84,313,251 | -51% | 4 |
| 3 (2) |  | The Lady In the Van (2015) | £1,609,943 | £4,181,019 | £6,437,140 | -29% | 2 |
| 4 (3) |  | Hotel Transylvania 2 (2015) | £539,251 | £629,517 | £19,189,306 | -41% | 6 |
| 5 (6) |  | Brooklyn (2015) | £409,100 | £1,000,157 | £3,782,618 | -48% | 3 |
| 6 (5) |  | Steve Jobs (2015) | £404,026 | £872,915 | £1,776,129 | -55% | 2 |
| 7 (new) |  | The Dressmaker (2015) | £235,968 | £235,968 | £235,968 | new | 1 |
| 8 (7) |  | Pan (2015) | £230,282 | £278,772 | £8,694,861 | -53% | 6 |
| 9 (4) |  | Prem Ratan Dhan Payo (2015) | £217,514 | £480,746 | £1,392,688 | -76% | 2 |
| 10 (re) |  | The Rocky Horror Show Live (2015) | £113,893 | £113,893 | £470,070 | re | 3 |
| 11 (new) |  | The Perfect Guy (2015) | £102,924 | £102,924 | £102,924 | new | 1 |
| 12 (8) |  | The Martian (2015) | £102,322 | £214,448 | £23,321,249 | -65% | 8 |
| 13 (new) | | Lulu: Met Opera 2015 (2015) | £92,708 | £92,708 | £92,708 | new | 1 |
| 14 (9) |  | Suffragette (2015) | £65,973 | £309,022 | £9,557,576 | -74% | 6 |
| 15 (re) |  | Inside Out (2015) | £56,626 | £56,626 | £39,114,257 | re | 15 |
| 16 (new) |  | Love (2015) | £43,321 | £43,321 | £43,321 | new | 1 |
| 17 (15) |  | The Lobster (2015) | £36,472 | £72,336 | £1,253,559 | -36% | 6 |
| 18 (new) | | Our Times (2015) | £33,013 | £33,013 | £33,013 | new | 1 |
| 19 (re) |  | Of Mice and Men: NT Live 2014 (2014) | £20,124 | £20,124 | £844,088 | re | 2 |
| 20 (41) |  | Bill (2015) | £16,005 | £17,019 | £582,729 | 94% | 10 |
| 21 (21) | | A Christmas Star (2015) | £13,409 | £15,404 | £39,546 | -44% | 2 |
| 22 (22) |  | Hamlet: NT Live 2015 (2015) | £9,694 | £39,736 | £2,805,827 | -53% | 6 |
| 23 (16) |  | The Hallow (2015) | £8,649 | £38,516 | £90,258 | -83% | 2 |
| 24 (25) |  | Macbeth (2015) | £8,180 | £27,210 | £2,802,634 | -36% | 8 |
| 25 (24) |  | Legend (2015) | £7,860 | £20,922 | £18,343,072 | -57% | 11 |
| 26 (new) | | Steve McQueen the Man and Le Mans (2015) | £7,311 | £7,311 | £7,311 | new | 1 |
| 27 (new) | | My Nazi Legacy (2015) | £5,230 | £5,230 | £5,230 | new | 1 |
| 28 (new) |  | Pathemari (2015) | £3,903 | £3,903 | £3,903 | new | 1 |
| 29 (31) |  | The Program (2015) | £3,839 | £11,620 | £365,485 | -3% | 6 |
| 30 (new) | | Gueros (2015) | £3,709 | £3,709 | £3,709 | new | 1 |
| 31 (29) |  | Everest (2015) | £3,528 | £10,878 | £10,600,220 | -51% | 10 |
| 32 (new) | | The Crows Egg (2015) | £2,481 | £2,481 | £2,481 | new | 1 |
| 33 (new) | | Un Homme Ideal (2015) | £2,071 | £2,071 | £2,071 | new | 1 |
| 34 (26) |  | Kill Your Friends (2015) | £1,790 | £9,782 | £199,879 | -86% | 3 |
| 35 (37) | | 45 Years (2015) | £1,505 | £5,363 | £1,771,487 | -17% | 13 |
| 36 (43) | | I Believe In Miracles (2015) | £1,354 | £1,702 | £157,788 | 55% | 7 |
| 37 (re) | | Under Milk Wood (2015) | £1,349 | £1,349 | £5,161 | re | 3 |
| 38 (new) | | Star Men (2015) | £1,225 | £1,225 | £1,225 | new | 1 |
| 39 (38) | | Listen to Me Marlon (2015) | £922 | £2,100 | £36,396 | -47% | 5 |
| 40 (new) | | The Russian Woodpecker (2015) | £735 | £735 | £735 | new | 1 |
| 41 (new) |  | Mr. Calzaghe (2015) | £731 | £731 | £731 | new | 1 |
| 42 (46) |  | Miss You Already (2015) | £643 | £2,627 | £1,447,721 | 93% | 9 |
| 43 (new) |  | Hand Gestures (2015) | £610 | £610 | £610 | new | 1 |
| 44 (re) | | Henry V: RSC Live 2015 (2015) | £603 | £603 | £336,305 | re | 3 |
| 45 (28) | | The Big Knights (2015) | £528 | £316 | £18,457 | -95% | 3 |
| 46 (39) | | Warriors (2015) | £486 | £1,072 | £2,602 | -68% | 2 |
| 47 (27) |  | Angels Vs. Bullies (2014) | £365 | £6,408 | £17,890 | -97% | 3 |
| 48 (36) | | The Fear of 13 (2015) | £319 | £1,374 | £4,041 | -88% | 2 |
| 49 (re) |  | The Man From U.N.C.L.E. (2015) | £150 | £150 | £6,451,826 | re | 10 |
| 50 (45) | | Make More Noise! Suffragettes In Silent Film (2015) | £88 | £123 | £9,266 | -31% | 5 |
| 51 (42) | | Tell Spring Not to Come This Year (2015) | £64 | £794 | £1,621 | -92% | 2 |
| 52 (35) |  | Shaun the Sheep Movie (2015) | £63 | £63 | £13,747,633 | -98% | 40 |
| 53 (new) |  | Momentum (2015) | £46 | £46 | £46 | new | 1 |