| Title | Weekend | Week | Total | % Change | Total Weeks |
| 1 (2) |  | The Faculty (1999) | £822,777 | £1,327,588 | £2,221,749 | -8% | 2 |
| 2 (1) |  | The Rugrats Movie (1998) | £765,098 | £1,685,638 | £10,585,101 | -42% | 4 |
| 3 (new) |  | An Ideal Husband (1999) | £492,309 | £492,309 | £492,309 | new | 1 |
| 4 (3) |  | Waking Ned Devine (1999) | £491,538 | £835,222 | £5,268,131 | -1% | 5 |
| 5 (6) |  | Payback (1999) | £345,163 | £589,959 | £4,037,155 | -15% | 4 |
| 6 (8) |  | Shakespeare In Love (1999) | £318,796 | £596,890 | £19,279,103 | -2% | 12 |
| 7 (5) |  | Mighty Joe Young (1999) | £295,562 | £590,442 | £3,312,337 | -28% | 4 |
| 8 (4) |  | Plunkett & Macleane (1999) | £286,487 | £551,766 | £2,312,116 | -31% | 3 |
| 9 (7) | | A Civil Action (1998) | £261,413 | £448,802 | £781,674 | -21% | 2 |
| 10 (9) |  | A Bug's Life (1998) | £144,407 | £301,841 | £28,712,850 | -31% | 11 |
| 11 (new) |  | Return to Paradise (1999) | £126,537 | £126,537 | £126,537 | new | 1 |
| 12 (11) |  | Life Is Beautiful (1999) | £113,670 | £221,479 | £1,981,831 | 2% | 10 |
| 13 (12) | | Tea With Mussolini (1999) | £86,000 | £178,779 | £542,756 | -12% | 3 |
| 14 (new) | | Happiness (1999) | £83,998 | £83,998 | £83,998 | new | 1 |
| 15 (10) |  | Blast From the Past (1999) | £81,098 | £183,388 | £916,008 | -53% | 3 |