| Title | Weekend | Week | Total | % Change | Total Weeks |
| 1 (new) |  | The Invisible Man (2020) | £2,163,797 | £2,163,797 | £2,163,797 | new | 1 |
| 2 (1) |  | Sonic the Hedgehog (2020) | £1,937,938 | £2,527,014 | £17,215,551 | -54% | 3 |
| 3 (3) |  | Parasite (2019) | £1,047,024 | £1,963,869 | £10,361,508 | -39% | 4 |
| 4 (new) |  | Dark Waters (2020) | £860,942 | £860,942 | £860,942 | new | 1 |
| 5 (2) |  | Dolittle (2020) | £837,444 | £1,120,510 | £15,187,431 | -59% | 4 |
| 6 (5) |  | Emma. (2020) | £678,531 | £1,631,717 | £6,203,027 | -41% | 3 |
| 7 (6) |  | 1917 (2019) | £608,202 | £1,230,904 | £42,847,234 | -44% | 8 |
| 8 (4) |  | The Call of the Wild (2020) | £507,281 | £850,514 | £2,315,914 | -65% | 2 |
| 9 (7) |  | Birds of Prey (And the Fantabulous Emancipation of One Harley Quinn) (2020) | £358,436 | £680,306 | £8,386,647 | -54% | 4 |
| 10 (10) |  | Bad Boys For Life (2020) | £249,691 | £421,992 | £15,703,613 | -42% | 7 |
| 11 (new) |  | Portrait of a Lady On Fire (2020) | £229,678 | £229,678 | £229,678 | new | 1 |
| 12 (new) | | Agrippina: Met Opera 2020 (2020) | £216,109 | £216,109 | £216,109 | new | 1 |
| 13 (new) |  | Downhill (2020) | £188,719 | £188,719 | £188,719 | new | 1 |
| 14 (9) |  | Brahms: The Boy II (2020) | £167,609 | £400,583 | £907,356 | -67% | 2 |
| 15 (re) |  | My Hero Academia: Heroes Rising (2019) | £133,036 | £133,036 | £350,850 | RE | 1 |