| Title | Weekend | Week | Total | % Change | Total Weeks |
| 1 (1) |  | Mary Poppins Returns (2018) | £4,444,023 | £11,051,953 | £34,295,862 | -40% | 3 |
| 2 (new) |  | The Favourite (2018) | £3,973,975 | £3,973,975 | £3,973,975 | new | 1 |
| 3 (3) |  | Aquaman (2018) | £1,855,420 | £3,924,318 | £18,277,630 | -24% | 4 |
| 4 (new) |  | André Rieu's 2019 Live New Year Concert From Sydney (2019) | £1,745,941 | £1,745,941 | £1,745,941 | new | 1 |
| 5 (2) |  | Bumblebee (2018) | £1,736,877 | £4,015,551 | £9,118,933 | -66% | 2 |
| 6 (5) |  | Ralph Breaks the Internet: Wreck-It Ralph 2 (2018) | £1,108,768 | £2,607,146 | £15,874,062 | -13% | 6 |
| 7 (6) |  | Spider-Man: Into the Spider-Verse (2018) | £878,768 | £1,851,682 | £7,730,537 | -13% | 4 |
| 8 (8) |  | Bohemian Rhapsody (2018) | £725,271 | £1,225,619 | £48,404,430 | 9% | 11 |
| 9 (9) |  | Fantastic Beasts: The Crimes of Grindelwald (2018) | £365,814 | £840,354 | £33,501,931 | -34% | 8 |
| 10 (4) |  | Holmes and Watson (2018) | £351,017 | £968,405 | £2,386,435 | -75% | 2 |
| 11 (7) |  | The Grinch (2018) | £322,605 | £986,013 | £27,610,500 | -57% | 9 |
| 12 (10) |  | Creed II (2018) | £302,463 | £582,730 | £9,672,937 | -27% | 6 |
| 13 (new) |  | Welcome to Marwen (2018) | £242,156 | £242,156 | £242,156 | new | 1 |
| 14 (11) | | Simmba (2018) | £130,708 | £340,777 | £608,729 | -51% | 2 |
| 15 (12) |  | Free Solo (2018) | £112,519 | £210,898 | £1,041,224 | -31% | 4 |