| Title | Weekend | Week | Total | % Change | Total Weeks |
| 1 (1) |  | Titanic (1997) | £4,274,375 | £6,770,406 | £19,497,112 | -10% | 3 |
| 2 (new) |  | Flubber (1998) | £1,420,911 | £1,420,911 | £1,420,911 | new | 1 |
| 3 (2) |  | Up 'n' Under (1998) | £436,299 | £610,819 | £2,206,426 | -32% | 3 |
| 4 (3) |  | The Devil's Advocate (1998) | £415,773 | £540,505 | £3,584,935 | -33% | 4 |
| 5 (4) |  | Boogie Nights (1998) | £335,106 | £485,904 | £2,781,298 | -33% | 4 |
| 6 (new) |  | The Boxer (1998) | £232,795 | £232,795 | £232,795 | new | 1 |
| 7 (new) |  | The Ice Storm (1997) | £217,563 | £217,563 | £217,563 | new | 1 |
| 8 (5) |  | Spice World: The Movie (1997) | £190,111 | £247,144 | £11,497,680 | -47% | 7 |
| 9 (8) |  | George of the Jungle (1997) | £183,956 | £248,341 | £7,859,340 | -45% | 8 |
| 10 (6) |  | The Jackal (1997) | £175,559 | £237,005 | £3,938,826 | -49% | 5 |
| 11 (7) |  | Tomorrow Never Dies (1997) | £165,610 | £231,854 | £17,921,092 | -51% | 9 |
| 12 (11) |  | The Full Monty (1997) | £132,158 | £185,021 | £50,826,547 | -17% | 24 |
| 13 (9) |  | The Borrowers (1997) | £109,090 | £141,817 | £7,820,050 | -46% | 10 |
| 14 (13) |  | L.A. Confidential (1997) | £83,536 | £121,127 | £7,256,435 | -16% | 15 |
| 15 (10) |  | Starship Troopers (1997) | £74,413 | £104,178 | £5,255,238 | -58% | 6 |