| Title | Weekend | Week | Total | % Change | Total Weeks | ||
| 1 (1) | ![]() | Halloween (1978) | £170,910 | £239,274 | £1,921,030 | -38% | 4 |
| 2 (2) | ![]() | Damien: Omen II (1979) | £96,962 | £140,595 | £536,199 | -17% | 3 |
| 3 (3) | ![]() | Superman (1978) | £20,529 | £29,767 | £13,226,263 | -33% | 10 |
| 4 (4) | ![]() | Jaws 2 (1978) | £15,947 | £21,528 | £2,588,813 | -44% | 8 |
| 5 (5) | ![]() | Watership Down (1978) | £7,101 | £9,231 | £1,103,082 | -38% | 10 |