| Title | Weekend | Week | Total | % Change | Total Weeks |
| 1 (new) |  | Practical Magic (1999) | £1,001,536 | £1,001,536 | £1,001,536 | new | 1 |
| 2 (3) |  | Little Voice (1999) | £771,129 | £1,294,050 | £3,349,189 | -9% | 3 |
| 3 (1) |  | Meet Joe Black (1998) | £686,633 | £1,155,387 | £2,141,898 | -30% | 2 |
| 4 (2) |  | Enemy of the State (1998) | £686,338 | £1,117,697 | £9,131,876 | -27% | 5 |
| 5 (5) |  | The Siege (1998) | £426,178 | £716,494 | £2,577,962 | -35% | 3 |
| 6 (4) |  | Star Trek: Insurrection (1999) | £423,985 | £717,210 | £6,695,048 | -38% | 4 |
| 7 (6) |  | The Mask of Zorro (1998) | £274,060 | £430,158 | £6,050,153 | -26% | 7 |
| 8 (8) |  | The Parent Trap (1998) | £245,757 | £283,769 | £4,657,577 | -15% | 7 |
| 9 (9) |  | The Prince of Egypt (1998) | £233,220 | £289,776 | £4,752,549 | -17% | 6 |
| 10 (11) | | The Opposite of Sex (1999) | £209,492 | £306,159 | £447,666 | 32% | 2 |
| 11 (new) |  | Bulworth (1998) | £185,718 | £185,718 | £185,718 | new | 1 |
| 12 (7) |  | Psycho (1999) | £156,445 | £283,452 | £1,447,991 | -56% | 3 |
| 13 (12) |  | Antz (1998) | £131,502 | £146,377 | £10,200,476 | 0% | 12 |
| 14 (new) |  | 54 (1999) | £99,823 | £99,823 | £99,823 | new | 1 |
| 15 (13) |  | Babe: Pig In the City (1998) | £99,228 | £106,624 | £3,708,138 | -20% | 8 |