UK Box Office 1st September, 2023
| Title | Weekend | Week | Total | % Change | Total Weeks | ||
| 1 (new) |  | The Equalizer 3 (2023) | £2,783,302 | £2,783,302 | £2,783,302 | new | 1 |
| 2 (1) |  | Barbie (2023) | £1,641,410 | £3,501,423 | £92,584,022 | -16% | 7 |
| 3 (2) |  | Oppenheimer (2023) | £960,504 | £2,239,186 | £55,413,088 | -41% | 7 |
| 4 (new) |  | Sound of Freedom (2023) | £760,060 | £760,060 | £760,060 | new | 1 |
| 5 (6) |  | Teenage Mutant Ninja Turtles: Mutant Mayhem (2023) | £618,912 | £1,138,992 | £9,148,597 | 23% | 5 |
| 6 (10) |  | Elemental (2023) | £559,291 | £1,022,280 | £17,933,102 | 39% | 9 |
| 7 (3) |  | Meg 2: The Trench (2023) | £534,667 | £1,175,130 | £12,474,467 | -31% | 5 |
| 8 (4) |  | Blue Beetle (2023) | £495,507 | £1,169,982 | £3,993,395 | -35% | 3 |
| 9 (7) |  | Haunted Mansion (2023) | £394,330 | £795,255 | £3,978,483 | 4% | 4 |
| 10 (new) |  | Cobweb (2023) | £325,904 | £325,904 | £325,904 | new | 1 |
| 11 (new) |  | Jurassic Park (1993) 30th Anniversary | £283,296 | £283,296 | £283,296 | RE | 44 |
| 12 (8) |  | Mission:Impossible - Dead Reckoning Part 1 (2023) | £257,333 | £537,628 | £26,180,873 | -31% | 8 |
| 13 (new) |  | The First Slam Dunk (2022) | £135,387 | £135,387 | £135,387 | new | 1 |
| 14 (11) |  | Strays (2023) | £122,439 | £378,224 | £1,687,953 | -63% | 3 |
| 15 (13) |  | Gran Turismo (2023) | £120,764 | £294,985 | £2,662,023 | -35% | 4 |