UK Box Office 24th August, 2018
| Title | Weekend | Week | Total | % Change | Total Weeks | ||
| 1 (1) |  | Christopher Robin (2018) | £2,138,824 | £4,630,555 | £7,184,365 | -16% | 2 |
| 2 (2) |  | Mamma Mia! Here We Go Again (2018) | £1,701,162 | £4,225,692 | £58,748,746 | -24% | 6 |
| 3 (3) |  | The Meg (2018) | £1,502,535 | £3,172,754 | £11,734,530 | -29% | 3 |
| 4 (6) |  | Incredibles 2 (2018) | £1,268,401 | £2,650,054 | £51,229,806 | -7% | 7 |
| 5 (4) |  | The Equalizer 2 (2018) | £1,256,615 | £2,577,970 | £4,558,724 | -37% | 2 |
| 6 (new) |  | BlackKKlansman (2018) | £1,234,214 | £1,234,214 | £1,234,214 | new | 1 |
| 7 (new) |  | The Spy Who Dumped Me (2018) | £1,057,211 | £1,057,211 | £1,057,211 | new | 1 |
| 8 (7) |  | Mission:Impossible - Fallout (2018) | £924,424 | £1,753,006 | £21,855,333 | -21% | 5 |
| 9 (10) |  | Hotel Transylvania 3: Summer Vacation (2018) | £910,555 | £1,995,112 | £15,966,398 | -6% | 5 |
| 10 (8) |  | Ant-Man and the Wasp (2018) | £794,409 | £1,872,926 | £15,470,066 | -32% | 4 |
| 11 (new) |  | The Children Act (2018) | £517,378 | £517,378 | £517,378 | new | 1 |
| 12 (5) |  | The Festival (2018) | £458,095 | £1,117,055 | £2,540,465 | -68% | 2 |
| 13 (9) |  | William Shakespeares Romeo + Juliet (1997) Secret Cinema | £457,323 | £457,323 | £1,456,661 | -54% | 10 |
| 14 (new) |  | Slender Man (2018) | £389,339 | £389,339 | £389,339 | new | 1 |
| 15 (new) |  | Alpha (2018) | £225,606 | £225,606 | £225,606 | new | 1 |