British Box Office For May 2004
| Rank | Release | Gross | Max Th | Opening | % of Total | Open Th | Open | Close | Distributor |
|---|---|---|---|---|---|---|---|---|---|
| 1 | The Day After Tomorrow | $46,319,266 | 468 | $13,424,336 | 29% | 429 | May 28 | - | 20th Century Fox International |
| 2 | Troy | $32,693,292 | 504 | $157,116 | 0.5% | 1 | May 14 | - | Warner Bros. |
| 3 | Van Helsing | $27,604,630 | 458 | $8,997,448 | 32.6% | 458 | May 7 | - | United International Pictures |
| 4 | Bad Education | $2,471,616 | - | - | - | - | May 21 | - | Pathé |
| 5 | Laws of Attraction | $2,277,196 | 306 | $775,098 | 34% | 302 | May 7 | - | - |
| 6 | The Football Factory | $1,200,345 | 162 | $369,691 | 30.8% | 161 | May 14 | - | Vertigo Films |
| 7 | Hum Tum | $1,082,061 | 28 | $241,549 | 22.3% | 23 | May 28 | - | Yash Raj Films |
| 8 | Confessions of a Teenage Drama Queen | $792,333 | 227 | $316,203 | 39.9% | 227 | May 7 | - | Buena Vista International |
| 9 | Spring, Summer, Fall, Winter... and Spring | $400,249 | - | - | - | - | May 14 | - | - |
| 10 | Shattered Glass | $337,281 | 44 | $82,567 | 24.5% | 41 | May 14 | - | Icon Film Distribution Australia |
| 11 | Wonderland | $302,963 | 72 | $149,943 | 49.5% | 72 | May 7 | - | - |
| 12 | Asa Nu Maan Watna Da: In Search of Our Roots | $252,818 | 11 | $59,945 | 23.7% | 11 | May 14 | - | - |
| 13 | Yuva | $236,580 | 26 | $103,656 | 43.8% | 25 | May 21 | - | - |
| 14 | Bon Voyage 2004 Re-release | $134,851 | 20 | $55,313 | 41% | 20 | May 14 | - | - |
| 15 | Distant | $130,826 | 7 | $36,128 | 27.6% | 7 | May 28 | - | Artificial Eye |
| 16 | Against the Ropes | $79,781 | 74 | $33,072 | 41.5% | 74 | May 14 | - | - |
| 17 | The Company | $75,229 | 13 | $75,229 | 100% | 13 | May 7 | - | - |
| 18 | Lakeer | $31,304 | 9 | $31,304 | 100% | 9 | May 14 | - | - |
| 19 | Run | $25,702 | 14 | $25,702 | 100% | 14 | May 14 | - | - |
| 20 | Radio | $16,442 | 56 | $16,442 | 100% | 56 | May 14 | - | - |
