| Title | Weekend | Week | Total | % Change | Total Weeks |
| 1 (1) |  | The Naked Gun 2 ½: The Smell of Fear (1991) | £1,621,072 | £2,188,447 | £4,776,177 | -37% | 2 |
| 2 (2) |  | The Silence of the Lambs (1991) | £262,010 | £340,613 | £16,173,155 | -50% | 6 |
| 3 (4) |  | Not Without My Daughter (1991) | £225,455 | £326,910 | £1,294,110 | -23% | 3 |
| 4 (new) |  | Too Hot to Handle (1991) | £185,530 | £185,530 | £185,530 | new | 1 |
| 5 (5) |  | The Pope Must Die (1991) | £159,300 | £207,090 | £1,082,843 | -28% | 3 |
| 6 (3) |  | Navy Seals (1991) | £152,170 | £205,430 | £548,034 | -56% | 2 |
| 7 (7) |  | A Kiss Before Dying (1991) | £69,619 | £97,467 | £776,258 | -33% | 4 |
| 8 (8) |  | Where Angels Fear to Tread (1991) | £37,728 | £52,819 | £327,482 | -62% | 3 |
| 9 (10) |  | Mermaids (1991) | £27,125 | £36,619 | £2,798,356 | -9% | 7 |
| 10 (9) |  | The Hairdressers Husband (1991) | £22,174 | £29,935 | £751,133 | -60% | 5 |
| 11 (6) |  | Class Action (1991) | £21,625 | £31,356 | £413,391 | -80% | 3 |
| 12 (11) |  | Graveyard Shift (1991) | £12,048 | £15,662 | £419,583 | -50% | 6 |
| 13 (13) |  | L.A. Story (1991) | £8,325 | £10,823 | £3,273,120 | -50% | 8 |
| 14 (12) |  | Problem Child (1991) | £7,539 | £10,555 | £1,211,282 | -63% | 7 |
| 15 (14) | | Riff Raff (1991) | £5,871 | £8,513 | £61,177 | -62% | 3 |
| 16 (15) | | Guilty By Suspicion (1991) | £5,048 | £6,815 | £569,527 | -23% | 7 |
| 17 (16) |  | Misery (1991) | £2,502 | £3,503 | £3,999,823 | -50% | 9 |