UK Box Office 31st July, 2020
| Title | Weekend | Week | Total | % Change | Total Weeks | ||
| 1 (new) |  | Unhinged (2020) | £175,263 | £175,263 | £175,263 | new | 1 |
| 2 (1) |  | Onward (2020) | £58,951 | £134,304 | £5,663,247 | -2% | 8 |
| 3 (new) |  | 100% Wolf (2020) | £33,129 | £33,129 | £33,129 | new | 1 |
| 4 (6) |  | Star Wars: The Empire Strikes Back (1980) 40th anniversary | £31,136 | £29,923 | £126,432 | 35% | 43 |
| 5 (new) |  | The Vigil (2020) | £30,302 | £30,302 | £30,302 | new | 1 |
| 6 (new) |  | Proxima (2020) | £30,051 | £30,051 | £30,051 | new | 1 |
| 7 (3) |  | Dreambuilders (2020) | £24,576 | £51,898 | £97,950 | -5% | 3 |
| 8 (8) |  | The Dark Knight Rises (2012) Rerelease | £24,075 | £24,075 | £54,181 | 24% | 26 |
| 9 (new) |  | Jurassic Park (1993) Rerelease | £22,987 | £22,987 | £22,987 | RE | 37 |
| 10 (2) |  | Trolls World Tour (2020) | £21,071 | £61,441 | £239,239 | -40% | 5 |
| 11 (re) |  | Back to the Future (1985) 35th Anniversary | £19,065 | £19,065 | £36,014 | RE | 26 |
| 12 (re) |  | Black Panther (2018) | £16,693 | £16,693 | £50,587,379 | RE | 13 |
| 13 (new) |  | Summerland (2020) | £15,792 | £15,792 | £15,792 | new | 1 |
| 14 (12) |  | Sonic the Hedgehog (2020) | £14,030 | £21,980 | £19,128,760 | 18% | 10 |
| 15 (re) |  | My Spy (2020) | £13,878 | £13,878 | £423,982 | RE | 3 |
| 16 (31) |  | Batman Begins (2005) Rerelease | £9,718 | £18,044 | £16,640,149 | 80% | 13 |
| 17 (re) |  | The Lion King (2019) | £9,218 | £9,218 | £75,989,499 | RE | 31 |
| 18 (14) |  | Harry Potter and the Prisoner of Azkaban (2004) Rerelease | £8,697 | £8,697 | £24,593 | -18% | 15 |
| 19 (24) |  | Harry Potter and the Goblet of Fire (2005) Rerelease | £8,314 | £8,314 | £12,709 | 49% | 13 |
| 20 (new) |  | Make Up (2020) | £8,238 | £8,238 | £8,238 | new | 1 |
| 21 (new) |  | Flash Gordon (1980) Rerelease | £5,816 | £5,816 | £5,816 | RE | 17 |
| 22 (new) | The Fairy Princess and the Unicorn (2020) | £5,373 | £5,373 | £5,373 | new | 1 | |
| 23 (re) |  | Harry Potter and the Deathly Hallows Part 2 (2011) Rerelease | £5,083 | £5,083 | £99,125 | RE | 19 |
| 24 (re) |  | Aladdin (2019) | £3,867 | £3,867 | £37,236,939 | RE | 26 |
| 25 (19) |  | Harry Potter and the Chamber of Secrets (2002) Rerelease | £3,860 | £3,860 | £21,119 | -32% | 19 |
| 26 (21) |  | Harry Potter and the Philosopher's Stone (2001) Rerelease | £3,572 | £3,572 | £8,715 | -31% | 22 |
| 27 (34) |  | Misbehaviour (2020) | £3,141 | £3,754 | £435,444 | 56% | 7 |
| 28 (re) |  | Harry Potter and the Deathly Hallows Part 1 (2010) Rerelease | £3,083 | £3,083 | £3,992 | RE | 24 |
| 29 (32) |  | Bohemian Rhapsody (2018) | £2,921 | £5,066 | £55,176,048 | 41% | 38 |
| 30 (37) |  | Military Wives (2020) | £2,340 | £5,212 | £2,485,069 | 61% | 8 |
| 31 (20) |  | 1917 (2019) | £2,170 | £20,567 | £43,894,485 | -59% | 16 |
| 32 (re) |  | Ready Player One (2018) | £1,942 | £1,942 | £16,133,925 | RE | 13 |
| 33 (26) |  | Harry Potter and the Half Blood Prince (2009) Rerelease | £1,865 | £1,865 | £5,036 | -41% | 20 |
| 34 (25) |  | Harry Potter and the Order of the Phoenix (2007) Rerelease | £1,711 | £1,711 | £5,905 | -59% | 12 |
| 35 (40) |  | Radioactive (2020) | £1,418 | £2,698 | £41,438 | 41% | 4 |
| 36 (28) |  | Love Sarah (2020) | £1,215 | £6,289 | £30,213 | -54% | 4 |
| 37 (re) |  | The Gentlemen (2020) | £1,148 | £1,148 | £12,267,803 | RE | 9 |
| 38 (27) |  | Dolittle (2020) | £1,132 | £2,784 | £15,901,139 | -62% | 11 |
| 39 (re) |  | Downton Abbey (2019) | £1,075 | £1,075 | £28,247,384 | RE | 25 |
| 40 (re) |  | Mamma Mia! (2008) Rerelease | £907 | £907 | £68,820,798 | RE | 31 |
| 41 (38) |  | Rocketman (2019) | £834 | £5,394 | £24,777,063 | -6% | 23 |
| 42 (new) |  | Aliens (1986) Rerelease | £770 | £770 | £770 | RE | 16 |
| 43 (29) |  | Beauty and the Beast (2017) Rerelease | £745 | £2,814 | £72,488,200 | -70% | 33 |
| 44 (re) |  | Star Wars: The Rise of Skywalker (2019) | £593 | £593 | £58,262,955 | RE | 14 |
| 45 (42) |  | 42nd Street: The Musical (2019) | £568 | £1,988 | £1,428,184 | -14% | 12 |
| 46 (re) |  | The King and I From the London Palladium (2018) | £380 | £380 | £1,903,286 | RE | 19 |
| 47 (46) | Kinky Boots: The Musical (2020) | £171 | £1,326 | £1,416,463 | -69% | 7 | |
| 48 (re) | Cyrano De Bergerac: NT Live 2020 (2020) | £79 | £79 | £893,722 | RE | 4 | |
| 49 (re) | King Lear: NT Live 2018 (2018) | £75 | £75 | £732,750 | RE | 10 | |
| 50 (new) |  | The Mission (1986) Rerelease | £60 | £60 | £60 | RE | 11 |
| 51 (re) |  | All My Sons: NT Live 2019 (2019) | £60 | £60 | £1,057,023 | RE | 11 |
| 52 (41) |  | Fleabag: NT Live 2019 (2019) | £30 | £450 | £4,392,750 | -96% | 22 |