| Rank | LW | Release
| Gross | %± LW | Theaters | Change | Average | Total Gross | Weeks | Distributor
| New This Week
| Estimated
|
|---|
| 1 | - | The Last Airbender | $790,471 | - | 135 | - | $5,855 | $790,471 | 1 | United International Pictures | true | false |
| 2 | 1 | Tukky, jaoying khaai gop | $332,962 | -61.4% | 100 | -22 | $3,329 | $1,812,178 | 2 | Mongkol Film Company | false | false |
| 3 | 2 | The Sorcerer's Apprentice | $263,674 | -63.2% | 107 | -33 | $2,464 | $1,912,116 | 2 | Walt Disney Pictures | false | false |
| 4 | 3 | Inception | $214,936 | -35.6% | 69 | -24 | $3,115 | $1,645,156 | 3 | Warner Bros. | false | false |
| 5 | 4 | Despicable Me | $11,971 | -86% | 10 | -38 | $1,197 | $395,088 | 3 | United International Pictures | false | false |
| 6 | 5 | The Twilight Saga: Eclipse | $10,085 | -64% | 10 | -21 | $1,008 | $3,213,991 | 5 | Mongkol Major | false | false |
| 7 | 8 | Shanghai | $3,010 | -27.4% | 6 | +1 | $501 | $23,344 | 3 | M Pictures | false | false |
| 8 | 6 | 8E88 Fan Lanla | $1,722 | -86.2% | 8 | -34 | $215 | $220,859 | 3 | N/A | false | false |
| 9 | 10 | Uncle Boonmee Who Can Recall His Past Lives | $1,061 | +9% | 1 | - | $1,061 | $30,690 | 6 | N/A | false | false |
| 10 | 7 | Predators | $658 | -91% | 6 | -24 | $109 | $801,845 | 4 | 20th Century Fox International | false | false |
| 11 | 11 | Hot Summer Days | $635 | -32.4% | 1 | - | $635 | $2,554 | 2 | Mongkol Major | false | false |
| 12 | 9 | Edge of Darkness | $72 | -97.8% | 1 | -16 | $72 | $42,453 | 3 | Mongkol Major | false | false |
| 13 | 15 | Pop Star | $60 | -36.8% | 3 | -3 | $20 | $12,434 | 3 | Mongkol Film Company | false | false |
