| Rank |
Title |
Weekend |
Total |
Week |
% change |
Weeks |
| 1↑ (2) | Santa Claus: The Movie / 1985 | £1,521,900 | £2,181,320 | £1,978,470 | 87% | 2 |
| 2 | Back to the Future / 1985 | £634,995 | £634,995 | £634,995 | New | 1 |
| 3↔ (3) | The Goonies / 1985 | £197,059 | £479,853 | £285,736 | 1% | 2 |
| 4↓ (1) | Cocoon / 1985 | £111,923 | £3,170,927 | £162,288 | -45% | 13 |
| 5↓ (4) | Red Sonja / 1985 | £105,947 | £318,490 | £153,623 | -36% | 2 |
| 6↔ (6) | My Beautiful Laundrette / 1985 | £102,767 | £788,510 | £138,735 | -26% | 4 |
| 7 ⇅ | Turtle Diary / 1985 | £99,731 | £179,731 | £99,731 | New | 1 |
| 8↔ (8) | Plenty / 1985 | £93,928 | £424,441 | £136,196 | 6% | 3 |
| 9↓ (5) | Letter to Brezhnev / 1985 | £67,047 | £893,486 | £93,866 | -56% | 4 |
| 10↓ (7) | Prizzis Honor / 1985 | £54,692 | £604,251 | £73,834 | -39% | 4 |
| 11↓ (9) | Cat's Eye / 1985 | £41,425 | £630,855 | £60,066 | -33% | 5 |
| 12↓ (10) | Weird Science / 1985 | £30,907 | £594,605 | £44,815 | -29% | 6 |
| 13↓ (11) | St. Elmo's Fire / 1985 | £18,711 | £808,240 | £24,324 | -50% | 6 |
| 14↓ (12) | Mad Max Beyond Thunderdome / 1985 | £16,048 | £1,353,924 | £20,862 | -50% | 8 |
| 15↓ (13) | The Black Cauldron / 1985 | £6,124 | £1,084,495 | £7,961 | -33% | 9 |
This weeks box office stats
New Entries
1
Non Mover
3
Re-entries
1
Move Up
1
Move Down
9