| Title | Weekend | Week | Total | % Change | Total Weeks |
| 1 (new) |  | 8mm (1999) | £733,535 | £733,535 | £733,535 | new | 1 |
| 2 (1) |  | The Faculty (1999) | £634,585 | £948,704 | £3,170,453 | -23% | 3 |
| 3 (new) |  | Message In a Bottle (1999) | £579,997 | £579,997 | £579,997 | new | 1 |
| 4 (2) |  | The Rugrats Movie (1998) | £469,613 | £615,861 | £11,200,962 | -39% | 5 |
| 5 (3) |  | An Ideal Husband (1999) | £410,140 | £690,585 | £1,182,894 | -17% | 2 |
| 6 (4) |  | Waking Ned Devine (1999) | £380,090 | £632,451 | £5,900,582 | -23% | 6 |
| 7 (6) |  | Shakespeare In Love (1999) | £240,840 | £435,322 | £19,714,425 | -24% | 13 |
| 8 (5) |  | Payback (1999) | £211,999 | £383,443 | £4,420,598 | -39% | 5 |
| 9 (7) |  | Mighty Joe Young (1999) | £202,096 | £261,342 | £3,573,679 | -32% | 5 |
| 10 (8) |  | Plunkett & Macleane (1999) | £148,987 | £285,458 | £2,597,574 | -48% | 4 |
| 11 (9) | | A Civil Action (1998) | £115,974 | £230,897 | £1,012,571 | -56% | 3 |
| 12 (10) |  | A Bug's Life (1998) | £86,854 | £597,686 | £29,310,536 | -40% | 12 |
| 13 (12) |  | Life Is Beautiful (1999) | £82,522 | £168,866 | £2,150,697 | -27% | 11 |
| 14 (13) | | Tea With Mussolini (1999) | £75,244 | £146,084 | £688,840 | -13% | 4 |
| 15 (14) | | Happiness (1999) | £71,273 | £115,624 | £199,622 | -15% | 2 |