| Title | Weekend | Week | Total | % Change | Total Weeks | ||
| 1 (new) | ![]() | Jurassic World: Fallen Kingdom (2018) | £14,334,894 | £14,334,894 | £14,334,894 | new | 1 |
| 2 (1) | ![]() | Solo: A Star Wars Story (2018) | £1,192,220 | £2,483,253 | £16,390,659 | -62% | 3 |
| 3 (2) | ![]() | Deadpool 2 (2018) | £1,182,010 | £2,340,963 | £29,042,739 | -53% | 4 |
| 4 (5) | ![]() | Book Club (2018) | £507,917 | £1,316,747 | £2,037,605 | -30% | 2 |
| 5 (3) | ![]() | Avengers: Infinity War (2018) | £406,119 | £738,773 | £69,563,230 | -62% | 7 |
| 6 (4) | ![]() | Sherlock Gnomes (2018) | £301,555 | £463,865 | £7,580,001 | -68% | 5 |
| 7 (8) | ![]() | Blade Runner (1982) Rerelease | £226,459 | £332,125 | £3,345,126 | 6% | 17 |
| 8 (6) | ![]() | Show Dogs (2018) | £201,435 | £334,592 | £2,549,449 | -67% | 3 |
| 9 (new) | Kaala (2018) | £169,773 | £169,773 | £169,773 | new | 1 | |
| 10 (new) | McQueen (2018) | £131,278 | £131,278 | £131,278 | new | 1 | |
| 11 (new) | ![]() | Coppélia: Bolshoi 2018 (2018) | £96,840 | £96,840 | £96,840 | new | 1 |
| 12 (7) | ![]() | I Feel Pretty (2018) | £96,138 | £189,896 | £5,252,238 | -62% | 6 |
| 13 (9) | Veere Di Wedding (2018) | £92,456 | £168,630 | £380,054 | -56% | 2 | |
| 14 (10) | ![]() | On Chesil Beach (2018) | £51,016 | £163,293 | £786,420 | -61% | 4 |
| 15 (13) | ![]() | Carry On Jatta 2 (2018) | £42,250 | £70,195 | £169,693 | -58% | 2 |