UK Weekend Box Office
UK Box Office 30th May, 1975
| Title | Weekend | Week | Total | % Change | Total Weeks | ||
| 1 (1) |  | The Towering Inferno (1974) | £112,084 | £156,918 | £6,690,400 | -11% | 18 |
| 2 (2) |  | Funny Lady (1975) | £3,839 | £5,375 | £2,387,153 | -23% | 11 |
| 3 (3) |  | Escape to Witch Mountain (1975) | £1,248 | £1,747 | £1,453,521 | -60% | 11 |