| Title | Weekend | Week | Total | % Change | Total Weeks |
| 1 (new) |  | Shakespeare In Love (1999) | £1,819,385 | £1,819,385 | £1,819,385 | new | 1 |
| 2 (new) |  | Stepmom (1999) | £631,161 | £631,161 | £631,161 | new | 1 |
| 3 (2) |  | Little Voice (1999) | £626,631 | £1,133,736 | £4,482,925 | -19% | 4 |
| 4 (1) |  | Practical Magic (1999) | £580,537 | £956,921 | £1,958,457 | -42% | 2 |
| 5 (new) |  | Very Bad Things (1998) | £437,514 | £437,514 | £437,514 | new | 1 |
| 6 (4) |  | Enemy of the State (1998) | £432,309 | £737,259 | £9,869,135 | -37% | 6 |
| 7 (3) |  | Meet Joe Black (1998) | £341,994 | £642,982 | £2,784,880 | -50% | 3 |
| 8 (6) |  | Star Trek: Insurrection (1999) | £243,440 | £417,222 | £7,112,270 | -43% | 5 |
| 9 (5) |  | The Siege (1998) | £206,272 | £405,194 | £2,983,156 | -52% | 4 |
| 10 (8) |  | The Parent Trap (1998) | £204,403 | £226,325 | £4,883,902 | -17% | 8 |
| 11 (9) |  | The Prince of Egypt (1998) | £193,038 | £221,601 | £4,974,150 | -17% | 7 |
| 12 (7) |  | The Mask of Zorro (1998) | £171,305 | £281,315 | £6,331,468 | -37% | 8 |
| 13 (13) |  | Antz (1998) | £151,439 | £162,341 | £10,362,817 | 13% | 13 |
| 14 (10) | | The Opposite of Sex (1999) | £133,751 | £250,341 | £698,007 | -36% | 3 |
| 15 (11) |  | Bulworth (1998) | £93,023 | £192,221 | £377,939 | -50% | 2 |