| Rank | LW | Release
| Gross | %± LW | Theaters | Change | Average | Total Gross | Weeks | Distributor
| New This Week
| Estimated
|
|---|
| 1 | 2 | Walk the Line | $148,068 | +12.1% | 50 | - | $2,961 | $1,119,475 | 5 | 20th Century Fox International | false | false |
| 2 | 1 | Date Movie | $121,432 | -35.3% | 50 | - | $2,428 | $339,083 | 2 | 20th Century Fox International | false | false |
| 3 | 4 | Brokeback Mountain | $66,328 | -15% | 19 | - | $3,490 | $546,568 | 5 | Roadshow Films | false | false |
| 4 | 3 | Hostel | $54,462 | -45% | 33 | -1 | $1,650 | $394,210 | 3 | Sony Pictures Releasing | false | false |
| 5 | - | Wolf Creek | $42,302 | - | 38 | - | $1,113 | $42,302 | 1 | Roadshow Films | true | false |
| 6 | 7 | Firewall | $38,592 | -41.4% | 36 | - | $1,072 | $122,196 | 2 | Roadshow Films | false | false |
| 7 | 8 | Naming Number Two | $35,764 | -39.9% | 35 | -2 | $1,021 | $368,650 | 4 | Buena Vista International | false | false |
| 8 | 5 | Æon Flux | $33,364 | -51.9% | 36 | -3 | $926 | $292,229 | 3 | United International Pictures | false | false |
| 9 | - | Tristan + Isolde | $30,997 | - | 35 | - | $885 | $30,997 | 1 | 20th Century Fox International | true | false |
| 10 | 6 | Casanova | $29,512 | -56.6% | 43 | -3 | $686 | $116,759 | 2 | Buena Vista International | false | false |
| 11 | 10 | Syriana | $29,166 | -17.8% | 17 | +1 | $1,715 | $140,292 | 3 | Warner Bros. | false | false |
| 12 | - | Crash | $23,124 | - | 15 | - | $1,541 | $362,169 | 29 | Icon Film Distribution | false | false |
| 13 | 12 | Capote | $22,917 | -14.6% | 10 | - | $2,291 | $115,645 | 4 | Sony Pictures Releasing | false | false |
| 14 | 13 | The Constant Gardener | $20,345 | -1.6% | 27 | +1 | $753 | $794,239 | 17 | United International Pictures | false | false |
| 15 | 9 | Big Momma's House 2 | $19,641 | -55% | 35 | -14 | $561 | $360,362 | 4 | 20th Century Fox International | false | false |
| 16 | - | Waiting... | $15,333 | - | 27 | - | $567 | $15,333 | 1 | Hoyts Distribution | true | false |
| 17 | 14 | The World's Fastest Indian | $14,996 | -23.5% | 40 | - | $374 | $4,505,603 | 22 | - | false | false |
| 18 | 11 | The Producers | $14,226 | -58.9% | 31 | -4 | $458 | $135,331 | 3 | Sony Pictures Releasing | false | false |
| 19 | - | In Search of Mozart | $13,676 | - | 8 | - | $1,709 | $36,208 | 2 | - | false | false |
| 20 | 17 | River Queen | $13,002 | -7.5% | 25 | +1 | $520 | $604,814 | 7 | 20th Century Fox International | false | false |
