| Title | Weekend | Week | Total | % Change | Total Weeks |
| 1 (new) |  | Never Say Never Again (1983) | £762,511 | £762,511 | £762,511 | new | 1 |
| 2 (3) | | The Osterman Weekend (1983) | £162,250 | £162,250 | £356,950 | -17% | 2 |
| 3 (1) |  | National Lampoons Vacation (1983) | £159,071 | £222,699 | £2,495,902 | -52% | 4 |
| 4 (2) |  | The Jungle Book (1967) | £127,663 | £178,728 | £2,005,062 | -38% | 4 |
| 5 (5) |  | Staying Alive (1983) | £75,688 | £102,179 | £2,290,867 | -23% | 8 |
| 6 (4) | | Class (1983) | £71,590 | £93,067 | £901,896 | -52% | 4 |
| 7 (6) | | Zelig (1983) | £22,293 | £30,096 | £796,088 | -47% | 6 |
| 8 (7) | | Porky's II: The Next Day (1983) | £8,547 | £11,966 | £1,148,628 | -50% | 10 |
| 9 (8) |  | WarGames (1983) | £4,044 | £5,459 | £2,169,020 | -37% | 13 |
| 10 (11) |  | Octopussy (1983) | £1,150 | £1,700 | £5,563,900 | 39% | 23 |
| 11 (9) |  | Superman III (1983) | £1,055 | £1,424 | £3,123,965 | -38% | 17 |
| 12 (10) |  | Blue Thunder (1983) | £600 | £700 | £1,643,300 | -43% | 12 |