| Title | Weekend | Week | Total | % Change | Total Weeks |
| 1 (1) |  | Bohemian Rhapsody (2018) | £5,750,267 | £10,897,403 | £20,427,866 | -40% | 2 |
| 2 (2) |  | A Star Is Born (2018) | £1,821,004 | £3,691,163 | £22,929,874 | -15% | 5 |
| 3 (new) |  | The Nutcracker and the Four Realms (2018) | £1,733,235 | £1,733,235 | £1,733,235 | new | 1 |
| 4 (4) |  | Smallfoot (2018) | £1,145,377 | £2,483,066 | £10,174,311 | -27% | 4 |
| 5 (5) |  | Johnny English Strikes Again (2018) | £1,041,621 | £2,206,601 | £16,379,395 | -33% | 5 |
| 6 (6) |  | Goosebumps 2: Haunted Halloween (2018) | £867,848 | £2,191,327 | £7,109,456 | -37% | 3 |
| 7 (3) |  | Halloween (2018) | £790,143 | £2,317,216 | £8,171,544 | -53% | 3 |
| 8 (8) |  | Venom (2018) | £509,204 | £1,080,922 | £19,532,938 | -41% | 5 |
| 9 (new) |  | Slaughterhouse Rulez (2018) | £397,792 | £397,792 | £397,792 | new | 1 |
| 10 (new) |  | Peterloo (2018) | £348,697 | £348,697 | £348,697 | new | 1 |
| 11 (9) |  | First Man (2018) | £348,441 | £801,088 | £7,360,906 | -42% | 4 |
| 12 (7) |  | The Hate U Give (2018) | £199,141 | £547,201 | £1,458,510 | -78% | 2 |
| 13 (new) | | 7 Uczuk (2018) | £139,816 | £139,816 | £139,816 | new | 1 |
| 14 (12) |  | Hotel Transylvania 3: Summer Vacation (2018) | £90,076 | £247,685 | £19,916,527 | -51% | 13 |
| 15 (13) |  | The House With a Clock In Its Walls (2018) | £78,130 | £218,591 | £8,265,725 | -47% | 7 |