| Title | Weekend | Week | Total | % Change | Total Weeks |
| 1 (1) |  | Black Panther (2018) | £6,859,230 | £11,840,019 | £29,540,019 | -61% | 2 |
| 2 (4) |  | The Greatest Showman (2017) | £2,000,922 | £3,149,284 | £33,563,952 | 4% | 9 |
| 3 (new) |  | Lady Bird (2017) | £1,233,508 | £1,233,508 | £1,233,508 | new | 1 |
| 4 (2) |  | Fifty Shades Freed (2018) | £1,190,524 | £2,833,843 | £16,195,582 | -56% | 3 |
| 5 (new) |  | I, Tonya (2017) | £1,049,551 | £1,049,551 | £1,049,551 | new | 1 |
| 6 (new) |  | Finding Your Feet (2018) | £923,220 | £923,220 | £923,220 | new | 1 |
| 7 (3) |  | The Shape of Water (2018) | £900,402 | £1,961,241 | £4,427,458 | -63% | 2 |
| 8 (5) |  | Coco (2018) | £759,419 | £1,370,004 | £16,626,169 | -46% | 6 |
| 9 (6) |  | Early Man (2018) | £563,868 | £1,084,591 | £9,625,584 | -51% | 5 |
| 10 (9) |  | Three Billboards Outside Ebbing, Missouri (2018) | £514,101 | £1,090,038 | £12,456,741 | 21% | 7 |
| 11 (7) |  | Darkest Hour (2018) | £362,412 | £862,076 | £22,802,904 | -34% | 7 |
| 12 (new) | | La Bohème: Met Opera 2018 (2018) | £309,798 | £309,798 | £309,798 | new | 1 |
| 13 (8) |  | Jumanji: Welcome to the Jungle (2017) | £287,147 | £508,780 | £37,705,852 | -37% | 10 |
| 14 (re) |  | Ferdinand (2017) | £196,551 | £196,551 | £9,680,122 | RE | 6 |
| 15 (10) |  | Maze Runner: The Death Cure (2018) | £131,085 | £278,603 | £6,667,941 | -60% | 5 |