| Title | Weekend | Week | Total | % Change | Total Weeks |
| 1 (1) |  | Notting Hill (1999) | £3,004,696 | £6,244,459 | £10,815,820 | -31% | 3 |
| 2 (2) |  | She's All That (1999) | £655,255 | £1,395,614 | £3,810,428 | -12% | 3 |
| 3 (new) |  | Human Traffic (1999) | £434,261 | £434,261 | £434,261 | new | 1 |
| 4 (3) |  | The King and I (1999) | £376,526 | £376,526 | £903,663 | -29% | 2 |
| 5 (4) |  | My Favorite Martian (1999) | £353,283 | £848,838 | £1,091,396 | 31% | 2 |
| 6 (new) |  | Virus (1999) | £202,301 | £202,301 | £202,301 | new | 1 |
| 7 (7) |  | The Rugrats Movie (1998) | £157,667 | £447,247 | £12,789,576 | 25% | 11 |
| 8 (5) |  | I Still Know What You Did Last Summer (1999) | £106,567 | £220,356 | £2,549,949 | -34% | 5 |
| 9 (6) |  | The Waterboy (1999) | £96,920 | £223,262 | £3,278,126 | -19% | 6 |
| 10 (11) |  | A Simple Plan (1999) | £66,245 | £136,162 | £430,220 | -25% | 3 |
| 11 (15) |  | Mighty Joe Young (1999) | £62,959 | £161,332 | £4,232,361 | 15% | 11 |
| 12 (9) |  | Forces of Nature (1999) | £61,047 | £158,287 | £2,332,517 | -38% | 5 |
| 13 (8) |  | Apt Pupil (1998) | £59,170 | £89,377 | £518,386 | -41% | 3 |
| 14 (10) | | Hero No.1 (1997) | £56,509 | £149,160 | £241,908 | -39% | 2 |
| 15 (14) |  | True Crime (1999) | £50,821 | £99,554 | £592,486 | -20% | 4 |
| 16 (16) |  | An Ideal Husband (1999) | £46,312 | £88,874 | £2,675,369 | -10% | 8 |