| Title | Weekend | Week | Total | % Change | Total Weeks |
| 1 (new) |  | The Delinquents (1989) | £904,322 | £904,322 | £904,322 | new | 1 |
| 2 (2) |  | When Harry Met Sally (1989) | £840,068 | £1,134,092 | £6,647,781 | -10% | 5 |
| 3 (1) |  | Back to the Future Part II (1989) | £554,353 | £720,659 | £9,691,505 | -45% | 6 |
| 4 (3) |  | Ghostbusters II (1989) | £381,040 | £514,404 | £5,158,648 | -28% | 5 |
| 5 (4) |  | The Dream Team (1989) | £183,271 | £265,743 | £1,231,582 | -41% | 3 |
| 6 (5) |  | Earth Girls Are Easy (1989) | £43,575 | £61,005 | £169,072 | -60% | 2 |
| 7 (6) |  | Shirley Valentine (1989) | £40,776 | £59,125 | £9,934,170 | -41% | 10 |
| 8 (7) |  | Wilt (1989) | £30,803 | £41,584 | £2,198,349 | -29% | 7 |
| 9 (8) |  | Pet Sematary (1989) | £13,135 | £19,046 | £995,266 | -44% | 7 |
| 10 (9) |  | The Wolves of Willoughby Chase (1989) | £4,066 | £5,896 | £40,783 | -62% | 3 |
| 11 (10) |  | The Abyss (1989) | £1,542 | £2,236 | £2,300,712 | -45% | 12 |
| 12 (13) |  | Batman (1989) | £1,000 | £1,300 | £11,318,836 | 0% | 21 |
| 13 (16) |  | Dead Poets Society (1989) | £800 | £1,160 | £3,397,603 | 47% | 15 |
| 14 (11) |  | Heathers (1989) | £700 | £980 | £40,954 | -53% | 7 |
| 15 (15) |  | Tank Malling (1989) | £200 | £280 | £8,764 | -60% | 5 |