| Rank | LW | Release
| Gross | %± LW | Theaters | Change | Average | Total Gross | Weeks | Distributor
| New This Week
| Estimated
|
|---|
| 1 | 1 | Step Up | $22,782 | +9.8% | 8 | - | $2,847 | $119,489 | 4 | SPI International | false | false |
| 2 | - | The Break-Up | $16,134 | - | 6 | - | $2,689 | $16,134 | 1 | Tatrafilm | true | false |
| 3 | 2 | Cars | $11,937 | -30.5% | 12 | - | $994 | $413,037 | 7 | - | false | false |
| 4 | 3 | World Trade Center | $8,151 | -48.8% | 5 | - | $1,630 | $29,676 | 2 | Tatrafilm | false | false |
| 5 | 5 | Úcastníci zájezdu | $8,031 | -4.8% | 9 | -1 | $892 | $125,135 | 6 | - | false | false |
| 6 | 4 | Click | $7,278 | -18.5% | 5 | - | $1,455 | $56,146 | 4 | Itafilm | false | false |
| 7 | - | Monster House | $6,372 | - | 5 | - | $1,274 | $6,372 | 1 | Itafilm | true | false |
| 8 | - | Snakes on a Plane | $5,025 | - | 5 | - | $1,005 | $5,025 | 1 | Continental Film | true | false |
| 9 | 6 | The Ant Bully | $4,424 | -44.3% | 8 | - | $553 | $25,173 | 3 | Continental Film | false | false |
| 10 | 10 | Silent Hill | $3,532 | +10.2% | 7 | +1 | $504 | $23,736 | 4 | Continental Film | false | false |
| 11 | 8 | Pirates of the Caribbean: Dead Man's Chest | $3,497 | -5.7% | 11 | -2 | $317 | $635,752 | 12 | - | false | false |
| 12 | 11 | She's the Man | $1,724 | -40.7% | 3 | - | $574 | $5,957 | 2 | Magic Box | false | false |
| 13 | 9 | The Lake House | $1,574 | -51.4% | 4 | - | $393 | $43,392 | 6 | Continental Film | false | false |
| 14 | 7 | Barely Legal | $978 | -79.6% | 4 | -1 | $244 | $15,940 | 4 | Intersonic | false | false |
| 15 | 13 | Lady in the Water | $959 | -48.6% | 5 | - | $191 | $11,418 | 4 | Continental Film | false | false |
| 16 | 12 | The Sentinel | $677 | -69.9% | 4 | - | $169 | $22,581 | 5 | Tatrafilm | false | false |
| 17 | 15 | Breakfast on Pluto | $383 | -55.6% | 1 | - | $383 | $1,558 | 2 | SPI International | false | false |
| 18 | 16 | Bye Bye Harry! | $187 | -35.7% | 4 | - | $46 | $1,304 | 3 | Continental Film | false | false |
