| Title | Weekend | Week | Total | % Change | Total Weeks |
| 1 (1) |  | Terminator 2: Judgment Day (1991) | £2,395,446 | £3,114,080 | £12,915,067 | -33% | 3 |
| 2 (2) |  | Robin Hood: Prince of Thieves (1991) | £1,534,094 | £1,994,322 | £15,579,691 | 20% | 7 |
| 3 (new) |  | Dying Young (1991) | £927,666 | £927,666 | £927,666 | new | 1 |
| 4 (new) |  | New Jack City (1991) | £760,880 | £760,880 | £760,880 | new | 1 |
| 5 (new) |  | Prospero's Books (1991) | £260,770 | £260,770 | £260,770 | new | 1 |
| 6 (3) |  | Teenage Mutant Ninja Turtles II: The Secret of the Ooze (1991) | £218,821 | £295,408 | £3,754,113 | -58% | 4 |
| 7 (5) |  | Soapdish (1991) | £210,418 | £305,106 | £737,609 | -51% | 2 |
| 8 (4) |  | Pump Up the Volume (1991) | £160,262 | £232,380 | £704,694 | -66% | 2 |
| 9 (6) |  | The Rocketeer (1991) | £158,366 | £213,794 | £4,388,578 | -58% | 5 |
| 10 (10) |  | The Naked Gun 2 ½: The Smell of Fear (1991) | £121,828 | £158,376 | £10,161,048 | -5% | 10 |
| 11 (7) |  | Backdraft (1991) | £100,119 | £140,167 | £2,406,649 | -50% | 5 |
| 12 (8) |  | Nothing But Trouble (1991) | £89,786 | £125,700 | £305,272 | -50% | 2 |
| 13 (9) |  | Edward Scissorhands (1990) | £84,117 | £121,970 | £5,035,748 | -34% | 6 |
| 14 (11) |  | Thelma and Louise (1991) | £54,586 | £70,962 | £3,858,681 | -29% | 8 |
| 15 (12) | | Naked Tango (1991) | £10,577 | £15,337 | £110,212 | -62% | 3 |