| Title | Weekend | Week | Total | % Change | Total Weeks |
| 1 (6) |  | The Blair Witch Project (1999) | £5,875,318 | £6,451,288 | £7,202,110 | 87% | 2 |
| 2 (1) |  | Tarzan (1999) | £2,989,584 | £7,603,302 | £11,317,165 | -2% | 4 |
| 3 (2) |  | American Pie (1999) | £1,050,266 | £2,269,679 | £9,832,702 | -33% | 4 |
| 4 (3) |  | Deep Blue Sea (1999) | £875,255 | £1,875,338 | £6,185,802 | -40% | 3 |
| 5 (4) |  | Bowfinger (1999) | £622,911 | £1,284,699 | £2,181,682 | -31% | 2 |
| 6 (5) |  | Runaway Bride (1999) | £508,412 | £1,437,456 | £6,422,320 | -37% | 4 |
| 7 (new) |  | Vampires (1999) | £346,023 | £346,023 | £346,023 | new | 1 |
| 8 (new) | | Mad Cows (1999) | £140,202 | £140,202 | £140,202 | new | 1 |
| 9 (7) |  | Big Daddy (1999) | £136,690 | £469,121 | £4,278,931 | -52% | 5 |
| 10 (8) |  | The Haunting (1999) | £106,644 | £359,090 | £5,625,789 | -60% | 6 |
| 11 (new) | | Pushing Tin (1999) | £106,319 | £106,319 | £106,319 | new | 1 |
| 12 (10) |  | Star Wars Episode I: The Phantom Menace (1999) | £98,943 | £281,381 | £50,610,780 | -25% | 16 |
| 13 (9) |  | Analyze This (1999) | £79,882 | £218,793 | £4,052,424 | -64% | 6 |
| 14 (new) |  | The Winslow Boy (1999) | £51,670 | £51,670 | £51,670 | new | 1 |
| 15 (12) |  | Run Lola Run (1998) | £43,007 | £93,724 | £164,662 | -39% | 2 |