| Rank | LW | Release
| Gross | %± LW | Theaters | Change | Average | Total Gross | Weeks | Distributor
| New This Week
| Estimated
|
|---|
| 1 | - | Aliens vs. Predator: Requiem | $625,179 | - | 116 | - | $5,389 | $1,220,488 | 1 | 20th Century Fox International | true | false |
| 2 | 1 | National Treasure: Book of Secrets | $425,988 | -55.1% | 104 | -56 | $4,096 | $2,051,632 | 2 | Walt Disney Pictures | false | false |
| 3 | - | Konbai the Movie | $367,527 | - | 80 | - | $4,594 | $367,527 | 1 | Mongkol Film Company | true | false |
| 4 | - | The Three Cripples | $348,649 | - | 72 | - | $4,842 | $348,649 | 1 | Pranakorn Films | true | false |
| 5 | 2 | I Am Legend | $125,055 | -68.2% | 59 | -43 | $2,119 | $2,377,236 | 3 | Warner Bros. | false | false |
| 6 | 3 | Alvin and the Chipmunks | $61,054 | -51.2% | 53 | +20 | $1,151 | $313,496 | 2 | 20th Century Fox International | false | false |
| 7 | 4 | The Warlords | $15,870 | -86.3% | 14 | -41 | $1,133 | $505,137 | 3 | Mongkol Major | false | false |
| 8 | - | Elizabeth: The Golden Age | $14,843 | - | 10 | - | $1,484 | $14,843 | - | N/A | - | false |
| 9 | 5 | The Golden Compass | $12,455 | -82.8% | 6 | -53 | $2,075 | $2,117,056 | 4 | Mongkol Major | false | false |
| 10 | 7 | The Life of Buddha | $6,701 | -77.7% | 7 | -28 | $957 | $458,406 | 4 | N/A | false | false |
| 11 | 11 | Beowulf | $4,967 | +79.4% | 2 | - | $2,483 | $1,466,566 | 7 | Warner Bros. | false | false |
| 12 | 10 | Feast of Love | $2,884 | +3.5% | 1 | - | $2,884 | $7,649 | 2 | M Pictures | false | false |
| 13 | 13 | Lust, Caution | $1,246 | -38.8% | 3 | - | $415 | $43,852 | 6 | Walt Disney Pictures | false | false |
| 14 | 9 | Love of Siam | $1,222 | -60.1% | 1 | -3 | $1,222 | $1,259,207 | 6 | Mongkol Film Company | false | false |
| 15 | 12 | Bee Movie | $598 | -71.7% | 2 | -1 | $299 | $120,530 | 4 | United International Pictures | false | false |
| 16 | 6 | Ponglang Amazing Theater | $526 | -99.2% | 4 | -46 | $131 | $2,406,323 | 5 | RS Film & Distribution | false | false |
| 17 | 14 | No Reservations | $515 | -48.1% | 2 | +1 | $257 | $85,138 | 5 | Warner Bros. | false | false |
