| Title | Weekend | Week | Total | % Change | Total Weeks |
| 1 (1) |  | Back to the Future Part II (1989) | £1,529,600 | £1,988,480 | £3,969,920 | -23% | 2 |
| 2 (new) |  | When Harry Met Sally (1989) | £1,249,970 | £1,249,970 | £1,249,970 | new | 1 |
| 3 (new) |  | Ghostbusters II (1989) | £1,145,150 | £1,145,150 | £1,145,150 | new | 1 |
| 4 (2) |  | Wilt (1989) | £448,490 | £583,037 | £1,749,243 | -29% | 3 |
| 5 (4) |  | Field of Dreams (1989) | £351,799 | £457,339 | £1,020,217 | -37% | 2 |
| 6 (3) |  | Shirley Valentine (1989) | £340,569 | £459,768 | £9,324,956 | -41% | 6 |
| 7 (5) |  | Pet Sematary (1989) | £137,885 | £186,145 | £780,362 | -44% | 3 |
| 8 (7) |  | The Abyss (1989) | £16,925 | £22,003 | £2,273,514 | -45% | 8 |
| 9 (6) |  | Shag (1989) | £15,864 | £20,623 | £815,254 | -50% | 6 |
| 10 (8) |  | New York Stories (1989) | £11,481 | £16,073 | £327,495 | -60% | 4 |
| 11 (10) | | A Chorus of Disapproval (1989) | £8,717 | £11,332 | £208,682 | -50% | 5 |
| 12 (9) |  | Star Trek V: The Final Frontier (1989) | £8,467 | £11,430 | £1,696,109 | -53% | 7 |
| 13 (new) | | Venus Peter (1989) | £6,403 | £6,403 | £6,403 | new | 1 |
| 14 (11) |  | The Rainbow (1989) | £4,242 | £5,939 | £131,854 | -62% | 5 |
| 15 (12) |  | Heathers (1989) | £4,124 | £5,774 | £32,187 | -52% | 3 |