| Title | Weekend | Week | Total | % Change | Total Weeks |
| 1 (1) |  | Batman (1989) | £383,245 | £498,219 | £10,301,863 | -36% | 7 |
| 2 (2) |  | Lethal Weapon 2 (1989) | £377,815 | £510,050 | £6,899,197 | -25% | 5 |
| 3 (new) |  | Dead Poets Society (1989) | £351,958 | £351,958 | £351,958 | new | 1 |
| 4 (new) |  | The Bear (1989) | £285,129 | £285,129 | £285,129 | new | 1 |
| 5 (new) |  | Young Einstein (1989) | £192,277 | £192,277 | £192,277 | new | 1 |
| 6 (3) |  | The Fly II (1989) | £166,332 | £241,181 | £1,558,528 | -55% | 3 |
| 7 (4) |  | Sex, Lies and Videotape (1989) | £133,696 | £173,805 | £826,239 | -37% | 3 |
| 8 (5) |  | See No Evil, Hear No Evil (1989) | £111,713 | £150,813 | £2,362,371 | -44% | 4 |
| 9 (6) |  | Bill & Teds Excellent Adventure (1989) | £53,564 | £77,668 | £1,419,185 | -44% | 5 |
| 10 (7) |  | Cousins (1989) | £44,491 | £60,063 | £767,458 | -50% | 4 |
| 11 (8) |  | Three Fugitives (1989) | £43,255 | £58,394 | £1,355,891 | -47% | 5 |
| 12 (9) |  | Talk Radio (1988) | £25,234 | £35,328 | £88,320 | -52% | 2 |
| 13 (11) | | Dealers (1989) | £24,679 | £32,083 | £69,101 | -33% | 2 |
| 14 (10) |  | Bull Durham (1989) | £17,579 | £24,611 | £1,004,152 | -57% | 5 |
| 15 (12) |  | The Return of the Three Musketeers (1989) | £17,376 | £24,326 | £886,149 | -52% | 5 |
| 16 (13) |  | Licence to Kill (1989) | £13,206 | £18,488 | £6,082,923 | -42% | 11 |
| 17 (14) |  | Indiana Jones and the Last Crusade (1989) | £11,260 | £16,327 | £9,855,393 | -41% | 13 |
| 18 (15) | | Jacknife (1989) | £8,675 | £11,278 | £66,493 | -47% | 3 |
| 19 (16) |  | The Land Before Time (1989) | £6,546 | £9,492 | £1,950,372 | -44% | 9 |
| 20 (17) |  | The Karate Kid Part III (1989) | £5,073 | £7,356 | £1,579,306 | -50% | 8 |
| 21 (new) | | We Think the World of You (1989) | £2,692 | £2,692 | £2,692 | new | 1 |
| 22 (18) |  | Killing Dad Or How to Love Your Mother (1989) | £1,431 | £1,860 | £20,311 | -50% | 4 |
| 23 (20) | | Apartment Zero (1988) | £1,026 | £1,488 | £2,924 | -29% | 2 |