| Title | Weekend | Week | Total | % Change | Total Weeks |
| 1 (1) |  | Twins (1989) | £502,965 | £653,855 | £1,328,896 | -25% | 2 |
| 2 (2) |  | Rain Man (1989) | £330,059 | £429,077 | £2,414,911 | -22% | 4 |
| 3 (new) |  | Iron Eagle II (1989) | £209,946 | £209,946 | £209,946 | new | 1 |
| 4 (4) |  | Scandal (1989) | £192,607 | £269,650 | £1,083,124 | -21% | 4 |
| 5 (5) |  | The Naked Gun: From the Files of Police Squad! (1988) | £135,505 | £176,157 | £4,372,579 | -41% | 7 |
| 6 (3) |  | Dangerous Liaisons (1989) | £131,329 | £190,427 | £1,101,657 | -55% | 3 |
| 7 (6) |  | The Adventures of Baron Munchausen (1989) | £70,567 | £98,794 | £246,985 | -52% | 2 |
| 8 (8) |  | D.O.A. (1989) | £48,571 | £63,142 | £520,292 | -13% | 4 |
| 9 (7) |  | The Accidental Tourist (1989) | £40,064 | £58,093 | £1,080,478 | -47% | 5 |
| 10 (9) |  | The Accused (1989) | £31,621 | £45,850 | £1,245,185 | -41% | 6 |
| 11 (10) |  | Die Hard (1988) | £27,400 | £35,620 | £2,414,369 | -33% | 8 |
| 12 (11) | | High Hopes (1988) | £26,846 | £34,900 | £262,659 | -29% | 4 |
| 13 (13) |  | Slipstream (1989) | £8,204 | £10,665 | £727,893 | -33% | 7 |
| 14 (14) |  | Cocktail (1988) | £5,130 | £7,439 | £2,344,005 | -44% | 10 |
| 15 (18) |  | The Lair of the White Worm (1988) | £2,943 | £3,826 | £16,211 | 65% | 3 |