| Title | Weekend | Week | Total | % Change | Total Weeks | ||
| 1 (1) | ![]() | Halloween (1978) | £106,819 | £144,206 | £2,065,236 | -37% | 5 |
| 2 (2) | ![]() | Damien: Omen II (1979) | £60,601 | £78,781 | £614,980 | -38% | 4 |
| 3 (3) | ![]() | Superman (1978) | £13,686 | £19,160 | £13,245,423 | -33% | 11 |
| 4 (4) | ![]() | Jaws 2 (1978) | £8,859 | £12,403 | £2,601,216 | -44% | 9 |
| 5 (5) | ![]() | Watership Down (1978) | £3,381 | £4,733 | £1,107,815 | -52% | 11 |