| Rank | LW | Release
| Gross | %± LW | Theaters | Change | Average | Total Gross | Weeks | Distributor
| New This Week
| Estimated
|
|---|
| 1 | 1 | Chicken Little | $3,840,642 | -3.2% | 513 | +2 | $7,486 | $14,762,991 | 2 | Buena Vista International | false | false |
| 2 | 3 | Big Momma's House 2 | $2,843,611 | -6.1% | 317 | +8 | $8,970 | $9,122,837 | 2 | 20th Century Fox International | false | false |
| 3 | 2 | Final Destination 3 | $2,447,916 | -36.8% | 324 | +2 | $7,555 | $9,122,403 | 2 | Entertainment Film Distributors | false | false |
| 4 | 4 | Walk the Line | $1,668,041 | -16.9% | 276 | +24 | $6,043 | $8,466,558 | 3 | 20th Century Fox International | false | false |
| 5 | - | Casanova | $958,687 | - | 351 | - | $2,731 | $958,687 | 1 | Buena Vista International | true | false |
| 6 | - | Æon Flux | $891,936 | - | 271 | - | $3,291 | $891,936 | 1 | United International Pictures | true | false |
| 7 | 5 | Zathura: A Space Adventure | $877,038 | -14.2% | 400 | -4 | $2,192 | $5,843,740 | 3 | Sony Pictures Releasing | false | false |
| 8 | - | Good Night, and Good Luck. | $705,297 | - | 88 | - | $8,014 | $705,297 | 1 | Redbus Film Distribution | true | false |
| 9 | 6 | Munich | $551,231 | -39.4% | 290 | -51 | $1,900 | $7,704,400 | 4 | United International Pictures | false | false |
| 10 | 9 | Brokeback Mountain | $466,892 | -27.1% | 272 | +9 | $1,716 | $14,855,306 | 7 | Entertainment Film Distributors | false | false |
| 11 | 7 | Fun with Dick and Jane | $456,699 | -34.7% | 276 | -59 | $1,654 | $11,646,769 | 5 | Sony Pictures Releasing | false | false |
| 12 | 8 | Derailed | $416,411 | -38.4% | 258 | -71 | $1,613 | $3,506,278 | 3 | Buena Vista International | false | false |
| 13 | 10 | Memoirs of a Geisha | $333,096 | -31.6% | 221 | -25 | $1,507 | $11,371,346 | 6 | Buena Vista International | false | false |
| 14 | 12 | The Chronicles of Narnia: The Lion, the Witch and the Wardrobe | $256,835 | -11% | 278 | -64 | $923 | $76,601,293 | 11 | Buena Vista International | false | false |
| 15 | 13 | Caché | $175,287 | -24.2% | 40 | +3 | $4,382 | $1,610,889 | 4 | Artificial Eye | false | false |
| 16 | 20 | The Constant Gardener | $168,455 | +53% | 120 | +69 | $1,403 | $9,564,746 | 15 | United International Pictures | false | false |
| 17 | 15 | The Little Polar Bear 2: The Mysterious Island | $164,561 | +16.6% | 224 | -2 | $734 | $518,903 | 2 | Warner Bros. | false | false |
| 18 | 17 | Cheaper by the Dozen 2 | $132,370 | +0.6% | 179 | -55 | $739 | $10,622,113 | 8 | 20th Century Fox International | false | false |
| 19 | 14 | Rang De Basanti | $111,013 | -29.9% | 33 | - | $3,364 | $1,201,307 | 4 | UTV Motion Pictures | false | false |
| 20 | 11 | Rumor Has It... | $109,740 | -64.9% | 103 | -132 | $1,065 | $4,224,774 | 4 | Warner Bros. | false | false |
