| Title | Weekend | Week | Total | % Change | Total Weeks |
| 1 (new) |  | Sex Tape (2014) | £1,431,058 | £1,431,058 | £1,431,058 | new | 1 |
| 2 (1) |  | Lucy (2014) | £1,197,432 | £2,439,023 | £10,445,937 | -39% | 3 |
| 3 (new) |  | Before I Go to Sleep (2014) | £790,271 | £790,271 | £790,271 | new | 1 |
| 4 (new) |  | The Hundred Foot Journey (2014) | £694,875 | £694,875 | £694,875 | new | 1 |
| 5 (5) |  | Guardians of the Galaxy (2014) | £678,943 | £1,326,884 | £25,827,380 | -34% | 6 |
| 6 (2) |  | Let's Be Cops (2014) | £663,761 | £1,490,796 | £3,141,708 | -60% | 2 |
| 7 (3) |  | The Inbetweeners 2 (2014) | £633,341 | £1,294,581 | £32,305,797 | -51% | 5 |
| 8 (new) |  | The Guest (2014) | £313,003 | £313,003 | £313,003 | new | 1 |
| 9 (6) |  | If I Stay (2014) | £237,755 | £632,529 | £1,138,233 | -53% | 2 |
| 10 (10) |  | Dawn of the Planet of the Apes (2014) | £168,137 | £360,417 | £32,347,911 | -53% | 8 |
| 11 (7) |  | How to Train Your Dragon 2 (2014) | £165,809 | £475,283 | £24,125,349 | -61% | 11 |
| 12 (4) |  | Sin City: A Dame to Kill For (2014) | £149,393 | £484,178 | £1,589,093 | -86% | 3 |
| 13 (8) |  | As Above, So Below (2014) | £130,809 | £418,113 | £816,900 | -67% | 2 |
| 14 (9) |  | Into the Storm (2014) | £106,502 | £321,786 | £2,632,817 | -72% | 3 |
| 15 (12) |  | Planes: Fire and Rescue (2014) | £86,994 | £246,070 | £4,331,860 | -64% | 5 |