UK Box Office 4th July, 1980
| Title | Weekend | Week | Total | % Change | Total Weeks | ||
| 1 (1) |  | Star Wars: The Empire Strikes Back (1980) | £861,342 | £994,874 | £9,334,942 | -20% | 7 |
| 2 (2) |  | Friday the 13th (1980) | £124,972 | £174,961 | £1,796,842 | -44% | 4 |
| 3 (3) |  | The Final Countdown (1980) | £8,671 | £12,139 | £662,444 | -50% | 6 |
| 4 (4) |  | American Gigolo (1980) | £1,900 | £2,660 | £1,064,354 | -58% | 9 |