| Rank | LW | Release
| Gross | %± LW | Theaters | Change | Average | Total Gross | Weeks | Distributor
| New This Week
| Estimated
|
|---|
| 1 | - | Red Cliff II | $525,108 | - | 127 | - | $4,134 | $525,108 | 1 | Mongkol Major | true | false |
| 2 | - | Hod na hiaw 966 | $492,797 | - | 124 | - | $3,974 | $492,797 | 1 | RS Film & Distribution | true | false |
| 3 | - | High School Musical 3: Senior Year | $71,219 | - | 25 | - | $2,848 | $71,219 | 1 | Walt Disney Pictures | true | false |
| 4 | - | Faa sai jai cheun baan | $46,022 | - | 55 | - | $836 | $276,627 | 2 | N/A | false | false |
| 5 | - | Yes Man | $36,242 | -67.5% | 40 | -14 | $906 | $416,894 | 3 | N/A | false | false |
| 6 | - | The Fatality | $24,246 | - | 50 | - | $484 | $164,412 | 2 | N/A | false | false |
| 7 | - | Defiance | $18,735 | -65% | 18 | -9 | $1,040 | $91,842 | 2 | M Pictures | false | false |
| 8 | - | Bedtime Stories | $16,634 | -75.8% | 38 | -26 | $437 | $886,467 | 4 | Walt Disney Pictures | false | false |
| 9 | - | Happiness of Kati | $12,618 | -82.6% | 40 | -9 | $315 | $303,260 | 3 | Mongkol Film Company | false | false |
| 10 | - | Quarantine | $5,908 | -83.5% | 22 | -5 | $268 | $148,004 | 3 | N/A | false | false |
| 11 | - | Madagascar: Escape 2 Africa | $4,798 | -77.5% | 6 | -44 | $799 | $688,069 | 5 | United International Pictures | false | false |
| 12 | - | Australia | $4,763 | -74.6% | 9 | -20 | $529 | $373,767 | 5 | 20th Century Fox International | false | false |
| 13 | - | Happy-Go-Lucky | $1,856 | -21.4% | 1 | - | $1,856 | $13,659 | 4 | Mongkol Major | false | false |
| 14 | - | The Day the Earth Stood Still | $1,663 | +7.3% | 1 | - | $1,663 | $1,523,820 | 7 | 20th Century Fox International | false | false |
| 15 | - | Transporter 3 | $1,092 | -87.5% | 5 | -17 | $218 | $790,227 | 6 | M Pictures | false | false |
| 16 | - | Twilight | $1,066 | -12.8% | 2 | - | $533 | $1,704,935 | 9 | Mongkol Major | false | false |
| 17 | - | The Orphanage | $316 | -8.9% | 1 | - | $316 | $9,880 | 6 | J-Bics | false | false |
| 18 | - | Kitaro and the Millennium Curse | $248 | -47.5% | 1 | - | $248 | $901 | 2 | J-Bics | false | false |
| 19 | - | Superstars | $198 | -99.1% | 10 | -35 | $19 | $740,292 | 5 | RS Film & Distribution | false | false |
| 20 | - | 4 Romance | $100 | -97.9% | 1 | -25 | $100 | $740,261 | 5 | Mongkol Film Company | false | false |
| 21 | - | Deep in the Jungle | $95 | -98.6% | 1 | -37 | $95 | $237,402 | 4 | Pranakorn Films | false | false |
| 22 | - | Happy Birthday | $45 | -99.3% | 1 | -26 | $45 | $1,309,761 | 6 | N/A | false | false |
