UK Weekend Box Office
UK Box Office 6th March, 1981
| Title | Weekend | Week | Total | % Change | Total Weeks | ||
| 1 (new) |  | Ordinary People (1981) | £512,782 | £512,782 | £512,782 | new | 1 |
| 2 (1) |  | Raging Bull (1981) | £50,648 | £68,375 | £650,247 | -75% | 3 |
| 3 (3) |  | Battle Beyond the Stars (1980) | £38,759 | £54,263 | £297,284 | -47% | 3 |
| 4 (5) |  | Flash Gordon (1980) | £33,747 | £43,871 | £8,809,226 | -28% | 13 |
| 5 (4) | Prom Night (1981) | £18,939 | £26,515 | £554,445 | -60% | 4 | |