| Title | Weekend | Week | Total | % Change | Total Weeks |
| 1 (1) |  | The Blair Witch Project (1999) | £2,290,106 | £4,791,976 | £11,994,086 | -61% | 3 |
| 2 (2) |  | Tarzan (1999) | £1,312,368 | £1,938,840 | £13,256,005 | -56% | 5 |
| 3 (3) |  | American Pie (1999) | £875,050 | £1,440,375 | £11,273,077 | -17% | 5 |
| 4 (4) |  | Deep Blue Sea (1999) | £541,017 | £912,096 | £7,097,898 | -38% | 4 |
| 5 (new) |  | East Is East (1999) | £435,627 | £435,627 | £435,627 | new | 1 |
| 6 (5) |  | Bowfinger (1999) | £415,055 | £679,333 | £2,861,015 | -33% | 3 |
| 7 (6) |  | Runaway Bride (1999) | £279,583 | £563,097 | £6,985,417 | -45% | 5 |
| 8 (new) |  | The Sixth Sense (1999) | £257,479 | £257,479 | £257,479 | new | 1 |
| 9 (7) |  | Vampires (1999) | £169,734 | £335,452 | £681,475 | -51% | 2 |
| 10 (new) | | We Stand United (1999) | £110,026 | £110,026 | £110,026 | new | 1 |
| 11 (new) | | Ride With the Devil (1999) | £100,722 | £100,722 | £100,722 | new | 1 |
| 12 (new) |  | The Out-of-Towners (1999) | £96,817 | £96,817 | £96,817 | new | 1 |
| 13 (9) |  | Big Daddy (1999) | £63,022 | £103,012 | £4,381,943 | -54% | 6 |
| 14 (12) |  | Star Wars Episode I: The Phantom Menace (1999) | £50,684 | £71,156 | £50,681,936 | -49% | 17 |
| 15 (11) | | Pushing Tin (1999) | £42,994 | £105,416 | £211,735 | -60% | 2 |