| Title | Weekend | Week | Total | % Change | Total Weeks |
| 1 (new) |  | The Rugrats Movie (1998) | £1,971,685 | £1,971,685 | £1,971,685 | new | 1 |
| 2 (new) |  | Payback (1999) | £1,181,026 | £1,181,026 | £1,181,026 | new | 1 |
| 3 (1) |  | Waking Ned Devine (1999) | £746,476 | £1,280,209 | £2,192,110 | -18% | 2 |
| 4 (3) |  | Shakespeare In Love (1999) | £639,827 | £1,214,204 | £16,738,567 | 17% | 9 |
| 5 (new) |  | Mighty Joe Young (1999) | £450,947 | £450,947 | £450,947 | new | 1 |
| 6 (4) |  | Arlington Road (1999) | £298,941 | £576,342 | £1,103,769 | -43% | 2 |
| 7 (2) |  | A Bug's Life (1998) | £285,576 | £439,083 | £27,133,731 | -52% | 8 |
| 8 (6) |  | The Thin Red Line (1999) | £203,150 | £450,942 | £3,617,079 | -53% | 5 |
| 9 (5) |  | Patch Adams (1998) | £195,514 | £402,680 | £1,992,498 | -61% | 3 |
| 10 (12) |  | Life Is Beautiful (1999) | £138,239 | £251,116 | £1,248,159 | 40% | 7 |
| 11 (new) |  | American History X (1999) | £120,629 | £120,629 | £120,629 | new | 1 |
| 12 (7) |  | You've Got Mail (1998) | £108,474 | £247,263 | £4,594,141 | -61% | 5 |
| 13 (14) |  | Saving Private Ryan (1998) | £72,459 | £168,704 | £18,740,016 | -9% | 16 |
| 14 (new) | | Gods and Monsters (1999) | £59,834 | £59,834 | £59,834 | new | 1 |
| 15 (8) |  | Pleasantville (1999) | £36,570 | £125,258 | £790,203 | -80% | 3 |