UK Box Office 4th April, 1975
| Title | Weekend | Week | Total | % Change | Total Weeks | ||
| 1 (2) |  | Funny Lady (1975) | £274,112 | £361,828 | £1,769,391 | -23% | 3 |
| 2 (1) |  | Tommy (1975) | £191,252 | £248,628 | £726,758 | -60% | 2 |
| 3 (4) |  | The Towering Inferno (1974) | £179,215 | £232,980 | £5,125,169 | -3% | 10 |
| 4 (3) |  | Escape to Witch Mountain (1975) | £137,056 | £198,731 | £1,103,300 | -50% | 3 |