UK Box Office 31st August, 1979
| Title | Weekend | Week | Total | % Change | Total Weeks | ||
| 1 (1) |  | Moonraker (1979) | £623,963 | £873,548 | £7,059,664 | -37% | 6 |
| 2 (2) |  | Manhattan (1979) | £352,472 | £493,461 | £1,092,663 | -41% | 2 |
| 3 (3) |  | Porridge (1979) | £139,738 | £181,659 | £1,481,221 | -35% | 4 |
| 4 (4) |  | The Lord of the Rings (1979) | £1,000 | £1,350 | £1,182,874 | -56% | 9 |
| 5 (5) |  | The Muppet Movie (1979) | £450 | £585 | £1,279,356 | -50% | 14 |