| Rank | LW | Release
| Gross | %± LW | Theaters | Change | Average | Total Gross | Weeks | Distributor
| New This Week
| Estimated
|
|---|
| 1 | - | Chicken Little | $3,969,325 | - | 511 | - | $7,767 | $5,644,017 | 1 | Buena Vista International | true | false |
| 2 | - | Final Destination 3 | $3,873,631 | - | 322 | - | $12,029 | $3,873,631 | 1 | Entertainment Film Distributors | true | false |
| 3 | - | Big Momma's House 2 | $3,028,859 | - | 309 | - | $9,802 | $3,028,859 | 1 | 20th Century Fox International | true | false |
| 4 | 2 | Walk the Line | $2,007,454 | +2.6% | 252 | +54 | $7,966 | $5,277,754 | 2 | 20th Century Fox International | false | false |
| 5 | 1 | Zathura: A Space Adventure | $1,021,611 | -55.9% | 404 | +4 | $2,528 | $3,690,750 | 2 | Sony Pictures Releasing | false | false |
| 6 | 4 | Munich | $910,079 | -41% | 341 | -40 | $2,668 | $6,594,284 | 3 | United International Pictures | false | false |
| 7 | 3 | Fun with Dick and Jane | $699,313 | -55.9% | 335 | -39 | $2,087 | $10,441,174 | 4 | Sony Pictures Releasing | false | false |
| 8 | 5 | Derailed | $675,690 | -44.7% | 329 | +13 | $2,053 | $2,598,613 | 2 | Buena Vista International | false | false |
| 9 | 6 | Brokeback Mountain | $640,574 | -36.4% | 263 | -14 | $2,435 | $13,890,752 | 6 | Entertainment Film Distributors | false | false |
| 10 | 8 | Memoirs of a Geisha | $487,243 | -41.8% | 246 | -20 | $1,980 | $10,598,787 | 5 | Buena Vista International | false | false |
| 11 | 7 | Rumor Has It... | $313,054 | -66.6% | 235 | -92 | $1,332 | $3,855,121 | 3 | Warner Bros. | false | false |
| 12 | 9 | The Chronicles of Narnia: The Lion, the Witch and the Wardrobe | $288,702 | -47.6% | 342 | -24 | $844 | $76,012,301 | 10 | Buena Vista International | false | false |
| 13 | 13 | Caché | $231,220 | -19.6% | 37 | +10 | $6,249 | $1,257,271 | 3 | Artificial Eye | false | false |
| 14 | 16 | Rang De Basanti | $158,461 | -27.4% | 33 | -4 | $4,801 | $982,624 | 3 | UTV Motion Pictures | false | false |
| 15 | - | The Little Polar Bear 2: The Mysterious Island | $141,188 | - | 226 | - | $624 | $141,188 | 1 | Warner Bros. | true | false |
| 16 | 10 | Underworld: Evolution | $136,439 | -71.1% | 131 | -103 | $1,041 | $5,438,365 | 4 | Entertainment Film Distributors | false | false |
| 17 | 15 | Cheaper by the Dozen 2 | $131,529 | -45.6% | 234 | -36 | $562 | $10,287,491 | 7 | 20th Century Fox International | false | false |
| 18 | - | Proof | $121,720 | - | 25 | - | $4,868 | $121,720 | 1 | Buena Vista International | true | false |
| 19 | - | Greyfriars Bobby: The True Story of a Dog | $120,623 | - | 82 | - | $1,471 | $120,623 | 1 | The Works UK Distribution | true | false |
| 20 | - | The Constant Gardener | $110,089 | - | 51 | - | $2,158 | $9,292,090 | 14 | United International Pictures | false | false |
