| Title | Weekend | Week | Total | % Change | Total Weeks |
| 1 (1) |  | Fantastic Beasts: The Crimes of Grindelwald (2018) | £5,622,755 | £9,724,824 | £22,043,790 | -54% | 2 |
| 2 (2) |  | The Grinch (2018) | £3,283,072 | £4,035,372 | £14,079,595 | -16% | 3 |
| 3 (3) |  | Bohemian Rhapsody (2018) | £2,211,454 | £4,149,666 | £39,003,704 | -27% | 5 |
| 4 (new) |  | Robin Hood (2018) | £1,330,387 | £1,330,387 | £1,330,387 | new | 1 |
| 5 (new) |  | Nativity Rocks! (2018) | £834,414 | £834,414 | £834,414 | new | 1 |
| 6 (new) |  | The Girl In the Spider's Web (2018) | £557,403 | £557,403 | £557,403 | new | 1 |
| 7 (4) |  | Widows (2018) | £457,079 | £949,506 | £5,266,931 | -48% | 3 |
| 8 (5) |  | A Star Is Born (2018) | £421,692 | £924,596 | £28,032,284 | -44% | 8 |
| 9 (7) |  | The Nutcracker and the Four Realms (2018) | £376,046 | £513,074 | £4,839,140 | -38% | 4 |
| 10 (new) |  | Planeta Singli 2 (2018) | £143,884 | £143,884 | £143,884 | new | 1 |
| 11 (new) | | Shoplifters (2018) | £117,555 | £117,555 | £117,555 | new | 1 |
| 12 (8) |  | Johnny English Strikes Again (2018) | £88,931 | £136,637 | £17,547,857 | -59% | 8 |
| 13 (10) |  | Smallfoot (2018) | £78,214 | £92,818 | £10,932,839 | -51% | 7 |
| 14 (new) |  | Assassination Nation (2018) | £70,891 | £70,891 | £70,891 | new | 1 |
| 15 (new) |  | Nobody's Fool (2018) | £70,703 | £70,703 | £70,703 | new | 1 |