| Title | Weekend | Week | Total | % Change | Total Weeks |
| 1 (2) |  | Indiana Jones and the Last Crusade (1989) | £762,042 | £1,106,132 | £8,262,967 | -3% | 6 |
| 2 (new) |  | The Karate Kid Part III (1989) | £649,272 | £649,272 | £649,272 | new | 1 |
| 3 (1) |  | Licence to Kill (1989) | £612,512 | £849,248 | £4,949,308 | -42% | 4 |
| 4 (3) |  | The Land Before Time (1989) | £400,774 | £541,045 | £1,262,438 | -44% | 2 |
| 5 (4) |  | Police Academy 6: City Under Siege (1989) | £210,423 | £284,071 | £1,973,770 | -55% | 3 |
| 6 (5) |  | My Left Foot (1989) | £54,075 | £68,675 | £567,788 | -62% | 3 |
| 7 (6) | | Lenny Live and Unleashed (1989) | £33,334 | £45,001 | £111,668 | -50% | 2 |
| 8 (7) |  | Mac and Me (1988) | £29,444 | £47,111 | £241,440 | -50% | 3 |
| 9 (8) |  | Dirty Rotten Scoundrels (1989) | £27,165 | £41,969 | £1,686,418 | -47% | 6 |
| 10 (10) |  | Skin Deep (1989) | £25,162 | £27,930 | £767,614 | -47% | 5 |
| 11 (9) |  | Eight Men Out (1989) | £23,615 | £39,318 | £207,931 | -52% | 3 |
| 12 (11) |  | Farewell to the King (1989) | £22,279 | £29,075 | £701,609 | -47% | 5 |
| 13 (12) |  | Hellbound: Hellraiser II (1989) | £8,401 | £8,401 | £1,729,249 | -50% | 8 |
| 14 (16) |  | Beaches (1989) | £3,000 | £4,050 | £2,162,154 | -30% | 12 |
| 15 (15) |  | Child's Play (1989) | £2,500 | £3,500 | £985,859 | -50% | 10 |