| Rank | LW | Release
| Gross | %± LW | Theaters | Change | Average | Total Gross | Weeks | Distributor
| New This Week
| Estimated
|
|---|
| 1 | 1 | Walk the Line | $152,503 | -25% | 50 | -10 | $3,050 | $559,207 | 2 | 20th Century Fox International | false | false |
| 2 | - | Big Momma's House 2 | $151,777 | - | 50 | - | $3,035 | $151,777 | 1 | 20th Century Fox International | true | false |
| 3 | - | Naming Number Two | $107,154 | - | 38 | - | $2,819 | $107,154 | 1 | Buena Vista International | true | false |
| 4 | 3 | Brokeback Mountain | $91,526 | -9.8% | 18 | +7 | $5,084 | $230,360 | 2 | Roadshow Films | false | false |
| 5 | 2 | Jarhead | $66,905 | -47.3% | 44 | +1 | $1,520 | $228,423 | 2 | United International Pictures | false | false |
| 6 | 4 | North Country | $43,529 | -43.4% | 45 | - | $967 | $323,319 | 3 | Warner Bros. | false | false |
| 7 | 5 | River Queen | $34,097 | -52.1% | 37 | -3 | $921 | $546,751 | 4 | 20th Century Fox International | false | false |
| 8 | 8 | The World's Fastest Indian | $30,304 | -32.9% | 60 | -1 | $505 | $4,485,300 | 19 | - | false | false |
| 9 | 6 | Memoirs of a Geisha | $26,971 | -51.9% | 39 | -12 | $691 | $736,695 | 5 | Roadshow Films | false | false |
| 10 | 9 | King Kong | $24,666 | -43.1% | 50 | -21 | $493 | $5,885,354 | 10 | United International Pictures | false | false |
| 11 | 12 | The Constant Gardener | $23,036 | -2.3% | 29 | -2 | $794 | $727,851 | 14 | United International Pictures | false | false |
| 12 | 11 | The Chronicles of Narnia: The Lion, the Witch and the Wardrobe | $22,526 | -41.2% | 60 | -14 | $375 | $5,574,118 | 11 | Buena Vista International | false | false |
| 13 | 10 | Munich | $19,172 | -54.4% | 29 | -9 | $661 | $343,120 | 4 | United International Pictures | false | false |
| 14 | 7 | Fun with Dick and Jane | $18,917 | -62.5% | 34 | -12 | $556 | $853,823 | 5 | Sony Pictures Releasing | false | false |
| 15 | - | Capote | $14,025 | - | 9 | - | $1,558 | $14,052 | 1 | Sony Pictures Releasing | true | false |
| 16 | 15 | Good Night, and Good Luck. | $7,985 | -23.2% | 16 | -1 | $499 | $154,452 | 6 | Dendy Films | false | false |
| 17 | 13 | Nanny McPhee | $7,605 | -45.3% | 41 | -4 | $185 | $529,341 | 7 | United International Pictures | false | false |
| 18 | - | As It Is in Heaven | $6,388 | - | 6 | - | $1,064 | $38,994 | 8 | Rialto Distribution | false | false |
| 19 | 18 | Quai des illusions | $5,670 | -14.2% | 37 | +32 | $153 | $728,426 | 2 | Rialto Distribution | false | false |
| 20 | 14 | Chicken Little | $5,409 | -50.8% | 33 | -27 | $163 | $1,286,993 | 8 | Buena Vista International | false | false |
