| Rank | LW | Release
| Gross | %± LW | Theaters | Change | Average | Total Gross | Weeks | Distributor
| New This Week
| Estimated
|
|---|
| 1 | - | Happiness of Kati | $166,355 | - | 69 | - | $2,410 | $166,355 | 1 | Mongkol Film Company | true | false |
| 2 | - | Yes Man | $159,266 | - | 55 | - | $2,895 | $166,758 | 1 | N/A | true | false |
| 3 | 1 | Bedtime Stories | $142,977 | -57.2% | 60 | -19 | $2,382 | $749,803 | 2 | Walt Disney Pictures | false | false |
| 4 | 2 | Superstars | $79,663 | -59.3% | 58 | +1 | $1,373 | $697,879 | 3 | RS Film & Distribution | false | false |
| 5 | - | Quarantine | $73,433 | - | 27 | - | $2,719 | $73,433 | 1 | N/A | true | false |
| 6 | 3 | Madagascar: Escape 2 Africa | $59,111 | -63% | 48 | -13 | $1,231 | $645,138 | 3 | United International Pictures | false | false |
| 7 | 4 | Deep in the Jungle | $42,455 | -59.2% | 60 | +4 | $707 | $217,557 | 2 | Pranakorn Films | false | false |
| 8 | 8 | Australia | $29,292 | -63.5% | 34 | -23 | $861 | $330,640 | 3 | 20th Century Fox International | false | false |
| 9 | 5 | Happy Birthday | $28,564 | -71.6% | 45 | -1 | $634 | $1,293,410 | 4 | N/A | false | false |
| 10 | 6 | 4 Romance | $27,463 | -68.4% | 48 | -13 | $572 | $727,812 | 3 | Mongkol Film Company | false | false |
| 11 | 7 | Transporter 3 | $18,203 | -78.9% | 25 | -23 | $728 | $770,786 | 4 | M Pictures | false | false |
| 12 | 9 | Ong Bak 2 | $3,461 | -88.7% | 11 | -20 | $314 | $2,922,088 | 6 | Mongkol Film Company | false | false |
| 13 | 12 | Diary of the Dead | $2,527 | -73.7% | 9 | -1 | $280 | $21,139 | 2 | N/A | false | false |
| 14 | 14 | Happy-Go-Lucky | $2,389 | -10.3% | 1 | - | $2,389 | $7,189 | 2 | Mongkol Major | false | false |
| 15 | 10 | The Day the Earth Stood Still | $2,279 | -89.1% | 4 | -21 | $569 | $1,515,914 | 5 | 20th Century Fox International | false | false |
| 16 | 13 | Twilight | $2,012 | -76.7% | 3 | -7 | $670 | $1,701,468 | 7 | Mongkol Major | false | false |
| 17 | 11 | Mutant Chronicles | $1,624 | -83.3% | 10 | -2 | $162 | $17,631 | 2 | M Pictures | false | false |
| 18 | 16 | The Orphanage | $457 | -60.6% | 1 | - | $457 | $8,699 | 4 | J-Bics | false | false |
| 19 | 17 | Ikigami | $351 | -50% | 1 | - | $351 | $6,154 | 4 | J-Bics | false | false |
| 20 | 19 | Tokyo Sonata | $311 | -48.3% | 1 | - | $311 | $12,054 | 6 | Mongkol Film Company | false | false |
| 21 | 18 | Burn After Reading | $141 | -77.7% | 1 | - | $141 | $57,490 | 8 | M Pictures | false | false |
