| Rank | LW | Release
| Gross | %± LW | Theaters | Change | Average | Total Gross | Weeks | Distributor
| New This Week
| Estimated
|
|---|
| 1 | 1 | Date Movie | $902,486 | -32.2% | 223 | -1 | $4,047 | $2,593,975 | 2 | 20th Century Fox International | false | false |
| 2 | 2 | Walk the Line | $803,030 | -16.8% | 252 | +4 | $3,186 | $6,646,417 | 4 | 20th Century Fox International | false | false |
| 3 | - | Hostel | $605,755 | - | 150 | - | $4,038 | $605,593 | 1 | Sony Pictures Releasing | true | false |
| 4 | 3 | Syriana | $482,655 | -23.3% | 92 | - | $5,246 | $1,355,875 | 2 | Warner Bros. | false | false |
| 5 | 4 | Brokeback Mountain | $476,464 | -19% | 95 | +10 | $5,015 | $4,680,426 | 5 | Roadshow Films | false | false |
| 6 | - | Derailed | $411,566 | - | 167 | - | $2,464 | $411,566 | 1 | Buena Vista International | true | false |
| 7 | 5 | Casanova | $323,595 | -32.1% | 107 | - | $3,024 | $1,323,281 | 2 | Buena Vista International | false | false |
| 8 | 7 | Lord of War | $276,298 | -28.7% | 113 | - | $2,445 | $840,152 | 2 | Hoyts Distribution | false | false |
| 9 | 6 | Jarhead | $241,484 | -49.1% | 174 | -2 | $1,387 | $2,343,824 | 3 | United International Pictures | false | false |
| 10 | 9 | Goal! The Dream Begins | $237,249 | -31.1% | 146 | +4 | $1,624 | $702,239 | 2 | Roadshow Films | false | false |
| 11 | 8 | Just Friends | $231,771 | -38.8% | 169 | -5 | $1,371 | $1,780,243 | 3 | Hoyts Distribution | false | false |
| 12 | - | Capote | $227,203 | - | 24 | - | $9,466 | $324,325 | 1 | Sony Pictures Releasing | true | false |
| 13 | - | Match Point | $191,975 | - | 69 | - | $2,782 | $191,975 | - | Icon Film Distribution | - | false |
| 14 | - | Imagine Me & You | $160,470 | - | 143 | - | $1,122 | $176,203 | 1 | United International Pictures | true | false |
| 15 | 11 | Big Momma's House 2 | $155,990 | -31.6% | 143 | -26 | $1,090 | $3,950,647 | 5 | 20th Century Fox International | false | false |
| 16 | 10 | Memoirs of a Geisha | $153,743 | -41.7% | 143 | -43 | $1,075 | $6,985,683 | 6 | Roadshow Films | false | false |
| 17 | 14 | Mrs. Henderson Presents | $98,954 | +1.6% | 88 | -1 | $1,124 | $3,788,108 | 9 | Hoyts Distribution | false | false |
| 18 | 12 | Munich | $87,132 | -59.2% | 89 | -105 | $979 | $3,796,241 | 5 | United International Pictures | false | false |
| 19 | 17 | The Chronicles of Narnia: The Lion, the Witch and the Wardrobe | $75,743 | -10.2% | 72 | -57 | $1,051 | $25,842,771 | 9 | Buena Vista International | false | false |
| 20 | 15 | Nanny McPhee | $70,596 | -23% | 107 | -9 | $659 | $6,165,141 | 7 | United International Pictures | false | false |
