| Title | Weekend | Week | Total | % Change | Total Weeks |
| 1 (new) |  | Black Panther (2018) | £17,700,000 | £17,700,000 | £17,700,000 | new | 1 |
| 2 (1) |  | Fifty Shades Freed (2018) | £2,730,197 | £7,229,325 | £13,361,739 | -55% | 2 |
| 3 (new) |  | The Shape of Water (2018) | £2,466,217 | £2,466,217 | £2,466,217 | new | 1 |
| 4 (2) |  | The Greatest Showman (2017) | £1,927,367 | £4,308,370 | £30,414,668 | 0% | 8 |
| 5 (3) |  | Coco (2018) | £1,400,000 | £3,581,552 | £15,256,165 | 13% | 5 |
| 6 (4) |  | Early Man (2018) | £1,154,533 | £3,234,563 | £8,540,993 | 2% | 4 |
| 7 (5) |  | Darkest Hour (2018) | £553,149 | £1,285,280 | £21,940,828 | -44% | 6 |
| 8 (9) |  | Jumanji: Welcome to the Jungle (2017) | £456,414 | £1,079,757 | £37,197,072 | -19% | 9 |
| 9 (8) |  | Three Billboards Outside Ebbing, Missouri (2018) | £408,480 | £767,482 | £11,366,703 | -31% | 6 |
| 10 (6) |  | Maze Runner: The Death Cure (2018) | £326,033 | £916,685 | £6,389,338 | -56% | 4 |
| 11 (new) |  | Father Figures (2017) | £250,464 | £250,464 | £250,464 | new | 1 |
| 12 (7) |  | Den of Thieves (2018) | £243,111 | £541,607 | £2,790,151 | -59% | 3 |
| 13 (16) |  | Paddington 2 (2017) | £205,479 | £599,527 | £42,453,589 | -2% | 15 |
| 14 (10) |  | The Post (2018) | £205,318 | £483,165 | £8,839,133 | -56% | 5 |
| 15 (11) |  | Phantom Thread (2018) | £186,105 | £489,938 | £2,148,930 | -57% | 3 |