| Rank | LW | Release
| Gross | %± LW | Theaters | Change | Average | Total Gross | Weeks | Distributor
| New This Week
| Estimated
|
|---|
| 1 | - | Ponglang Amazing Theater | $937,852 | - | 172 | - | $5,452 | $937,852 | 1 | RS Film & Distribution | true | false |
| 2 | 1 | Love of Siam | $238,006 | -59.7% | 100 | -46 | $2,380 | $1,018,568 | 2 | Mongkol Film Company | false | false |
| 3 | 2 | Beowulf | $90,366 | -63.7% | 66 | -37 | $1,369 | $1,362,063 | 3 | Warner Bros. | false | false |
| 4 | - | Breach | $46,311 | - | 26 | - | $1,781 | $46,311 | 1 | Mongkol Major | true | false |
| 5 | - | No Reservations | $38,286 | - | 10 | - | $3,828 | $38,286 | 1 | Warner Bros. | true | false |
| 6 | 4 | Michael Clayton | $12,574 | -66.9% | 27 | -13 | $465 | $146,053 | 3 | Mongkol Major | false | false |
| 7 | 3 | Rise: Blood Hunter | $9,842 | -76.3% | 35 | -1 | $281 | $67,830 | 2 | Box Office Entertainment | false | false |
| 8 | 5 | The Game Plan | $9,033 | -63.4% | 18 | -5 | $501 | $311,242 | 4 | Walt Disney Pictures | false | false |
| 9 | 8 | Lust, Caution | $7,176 | -38.9% | 7 | +3 | $1,025 | $23,641 | 2 | Walt Disney Pictures | false | false |
| 10 | 7 | The Secret | $3,691 | -77.1% | 15 | -22 | $246 | $160,610 | 4 | M Pictures | false | false |
| 11 | 9 | Lions for Lambs | $3,043 | -71.1% | 10 | -17 | $304 | $231,834 | 4 | 20th Century Fox International | false | false |
| 12 | - | Kitaro | $2,025 | - | 1 | - | $2,025 | $2,025 | 1 | J-Bics | true | false |
| 13 | 6 | Brave | $1,730 | -91.6% | 33 | -13 | $52 | $29,467 | 2 | N/A | false | false |
| 14 | 10 | The Spiritual World | $479 | -94.9% | 5 | -30 | $95 | $244,512 | 4 | Mongkol Film Company | false | false |
| 15 | 17 | Skinwalkers | $47 | -77.4% | 1 | -2 | $47 | $181,420 | 5 | Mongkol Major | false | false |
