| Rank | LW | Release
| Gross | %± LW | Theaters | Change | Average | Total Gross | Weeks | Distributor
| New This Week
| Estimated
|
|---|
| 1 | - | Date Movie | $187,755 | - | 50 | - | $3,755 | $187,755 | 1 | 20th Century Fox International | true | false |
| 2 | 3 | Walk the Line | $132,056 | -0.3% | 50 | - | $2,641 | $947,719 | 4 | 20th Century Fox International | false | false |
| 3 | 1 | Hostel | $99,039 | -38.1% | 34 | +1 | $2,912 | $317,482 | 2 | Sony Pictures Releasing | false | false |
| 4 | 5 | Brokeback Mountain | $78,025 | -8% | 19 | - | $4,106 | $465,145 | 4 | Roadshow Films | false | false |
| 5 | 2 | Æon Flux | $69,317 | -49.6% | 39 | - | $1,777 | $245,998 | 2 | United International Pictures | false | false |
| 6 | - | Casanova | $68,036 | - | 46 | - | $1,479 | $68,036 | 1 | Buena Vista International | true | false |
| 7 | - | Firewall | $65,811 | - | 36 | - | $1,828 | $65,811 | 1 | Roadshow Films | true | false |
| 8 | 6 | Naming Number Two | $59,526 | -22.7% | 37 | -1 | $1,608 | $323,127 | 3 | Buena Vista International | false | false |
| 9 | 4 | Big Momma's House 2 | $43,677 | -53.7% | 49 | -1 | $891 | $342,514 | 3 | 20th Century Fox International | false | false |
| 10 | 8 | Syriana | $35,495 | -23.9% | 16 | +1 | $2,218 | $100,470 | 2 | Warner Bros. | false | false |
| 11 | 7 | The Producers | $34,622 | -40.7% | 35 | +2 | $989 | $113,313 | 2 | Sony Pictures Releasing | false | false |
| 12 | 10 | Capote | $26,834 | +14.5% | 10 | - | $2,683 | $85,349 | 3 | Sony Pictures Releasing | false | false |
| 13 | 13 | The Constant Gardener | $20,666 | +0.7% | 26 | +3 | $794 | $788,981 | 16 | United International Pictures | false | false |
| 14 | 12 | The World's Fastest Indian | $19,607 | -4.5% | 40 | -8 | $490 | $4,475,447 | 21 | - | false | false |
| 15 | 15 | Separate Lies | $15,811 | -19.7% | 9 | -1 | $1,756 | $42,820 | 2 | 20th Century Fox International | false | false |
| 16 | 9 | Goal! The Dream Begins | $15,725 | -52% | 40 | - | $393 | $57,805 | 2 | Roadshow Films | false | false |
| 17 | 14 | River Queen | $14,049 | -30.3% | 24 | -9 | $585 | $604,622 | 6 | 20th Century Fox International | false | false |
| 18 | - | Hustle & Flow | $11,217 | - | 15 | - | $747 | $11,217 | 1 | United International Pictures | true | false |
| 19 | 20 | King Kong | $11,059 | +10.8% | 18 | -12 | $614 | $5,886,412 | 12 | United International Pictures | false | false |
| 20 | - | Nanny McPhee | $10,226 | - | 33 | - | $309 | $545,743 | 9 | United International Pictures | false | false |
