| Title | Weekend | Week | Total | % Change | Total Weeks |
| 1 (new) |  | Lethal Weapon 2 (1989) | £2,048,186 | £2,048,186 | £2,048,186 | new | 1 |
| 2 (1) |  | Batman (1989) | £1,638,639 | £2,130,231 | £5,826,690 | 23% | 3 |
| 3 (new) |  | Three Fugitives (1989) | £563,707 | £563,707 | £563,707 | new | 1 |
| 4 (new) |  | Bill & Teds Excellent Adventure (1989) | £562,292 | £562,292 | £562,292 | new | 1 |
| 5 (new) |  | Bull Durham (1989) | £491,924 | £491,924 | £491,924 | new | 1 |
| 6 (new) |  | The Return of the Three Musketeers (1989) | £418,396 | £418,396 | £418,396 | new | 1 |
| 7 (2) |  | Indiana Jones and the Last Crusade (1989) | £194,045 | £261,961 | £9,689,259 | -25% | 9 |
| 8 (3) |  | Licence to Kill (1989) | £118,298 | £153,787 | £5,882,524 | -42% | 7 |
| 9 (4) |  | The Karate Kid Part III (1989) | £81,159 | £117,681 | £1,473,036 | -50% | 4 |
| 10 (5) |  | The Land Before Time (1989) | £68,720 | £92,772 | £1,838,860 | -44% | 5 |
| 11 (6) |  | Kickboxer (1989) | £37,778 | £54,778 | £137,889 | -55% | 2 |
| 12 (7) |  | Police Academy 6: City Under Siege (1989) | £19,762 | £27,667 | £2,186,644 | -55% | 6 |
| 13 (new) | | When the Whales Came (1989) | £9,745 | £9,745 | £9,745 | new | 1 |
| 14 (8) |  | My Left Foot (1989) | £4,716 | £6,602 | £625,645 | -62% | 6 |
| 15 (12) |  | Hellbound: Hellraiser II (1989) | £1,051 | £1,366 | £1,739,542 | -50% | 11 |