| Title | Weekend | Week | Total | % Change | Total Weeks |
| 1 (1) |  | The Incredibles (2004) | £4,187,280 | £6,069,527 | £15,944,309 | -57% | 3 |
| 2 (2) |  | Bridget Jones: The Edge of Reason (2004) | £1,696,588 | £3,564,400 | £30,571,861 | -44% | 4 |
| 3 (new) |  | Christmas With the Kranks (2004) | £777,771 | £777,771 | £777,771 | new | 1 |
| 4 (3) |  | The Forgotten (2004) | £496,985 | £810,071 | £1,464,016 | -24% | 2 |
| 5 (4) |  | The Grudge (2004) | £227,422 | £418,995 | £7,594,339 | -48% | 5 |
| 6 (6) |  | The Manchurian Candidate (2004) | £170,751 | £377,988 | £1,768,312 | -53% | 3 |
| 7 (new) |  | Churchill: The Hollywood Years (2004) | £148,326 | £148,326 | £148,326 | new | 1 |
| 8 (new) |  | The Merchant of Venice (2004) | £147,709 | £147,709 | £147,709 | new | 1 |
| 9 (5) |  | After the Sunset (2004) | £139,963 | £315,810 | £1,697,232 | -62% | 3 |
| 10 (new) |  | Surviving Christmas (2004) | £136,094 | £136,094 | £136,094 | new | 1 |
| 11 (8) |  | Veer Zaara (2004) | £135,390 | £210,544 | £1,663,831 | -32% | 4 |
| 12 (11) |  | Enduring Love (2004) | £129,274 | £239,486 | £404,824 | -22% | 2 |
| 13 (12) |  | I Heart Huckabees (2004) | £127,580 | £222,421 | £378,013 | -18% | 2 |
| 14 (10) | | Ladies In Lavender (2004) | £123,995 | £372,590 | £2,372,172 | -26% | 4 |
| 15 (9) | | Beyond the Sea (2004) | £123,925 | £418,324 | £597,882 | -31% | 2 |
| 16 (new) |  | The Polar Express (2004) | £104,632 | £104,632 | £104,632 | new | 1 |
| 17 (13) |  | Bad Santa (2004) | £98,043 | £289,268 | £2,401,913 | -22% | 5 |
| 18 (7) |  | Taxi (2004) | £91,444 | £192,171 | £1,203,062 | -67% | 3 |
| 19 (new) | | School For Seduction (2004) | £59,328 | £59,328 | £59,328 | new | 1 |
| 20 (new) |  | Napoleon Dynamite (2004) | £58,109 | £58,109 | £58,109 | new | 1 |