| Title | Weekend | Week | Total | % Change | Total Weeks |
| 1 (new) |  | Robin Hood: Prince of Thieves (1991) | £2,372,538 | £2,372,538 | £2,372,538 | new | 1 |
| 2 (1) |  | The Naked Gun 2 ½: The Smell of Fear (1991) | £1,159,250 | £1,507,025 | £8,208,938 | -19% | 4 |
| 3 (2) |  | Thelma and Louise (1991) | £922,672 | £1,199,474 | £2,229,352 | -10% | 2 |
| 4 (3) |  | Hudson Hawk (1991) | £124,056 | £173,678 | £447,847 | -55% | 2 |
| 5 (new) |  | Alice (1991) | £116,903 | £116,903 | £116,903 | new | 1 |
| 6 (7) |  | The Pope Must Die (1991) | £97,155 | £126,302 | £1,355,251 | -10% | 5 |
| 7 (4) |  | The Silence of the Lambs (1991) | £77,518 | £108,525 | £16,573,922 | -62% | 8 |
| 8 (6) | | Henry Portrait of a Serial Killer (1986) | £76,243 | £99,116 | £251,601 | -50% | 2 |
| 9 (5) |  | Not Without My Daughter (1991) | £69,371 | £90,182 | £1,627,090 | -60% | 5 |
| 10 (8) |  | Navy Seals (1991) | £61,736 | £83,344 | £757,986 | -32% | 4 |
| 11 (9) |  | Too Hot to Handle (1991) | £39,147 | £50,891 | £328,143 | -42% | 3 |
| 12 (10) |  | A Kiss Before Dying (1991) | £13,924 | £18,797 | £832,650 | -50% | 6 |
| 13 (11) |  | Where Angels Fear to Tread (1991) | £7,255 | £9,432 | £361,437 | -62% | 5 |
| 14 (12) |  | Mermaids (1991) | £6,782 | £8,817 | £2,825,483 | -50% | 9 |
| 15 (13) |  | The Hairdressers Husband (1991) | £5,544 | £7,484 | £773,030 | -50% | 7 |