| Rank | LW | Release
| Gross | %± LW | Theaters | Change | Average | Total Gross | Weeks | Distributor
| New This Week
| Estimated
|
|---|
| 1 | - | Street Fighter: The Legend of Chun-Li | $176,444 | - | 73 | - | $2,417 | $176,444 | 1 | M Pictures | true | false |
| 2 | - | Outlander | $161,017 | - | 60 | - | $2,683 | $161,017 | 1 | Mongkol Major | true | false |
| 3 | 1 | Sathu | $131,845 | -43.2% | 60 | - | $2,197 | $468,399 | 2 | Mongkol Film Company | false | false |
| 4 | 2 | Valkyrie | $72,347 | -52.6% | 72 | -15 | $1,004 | $423,360 | 2 | 20th Century Fox International | false | false |
| 5 | 4 | The Curious Case of Benjamin Button | $67,363 | -34.5% | 44 | -3 | $1,530 | $482,942 | 3 | Warner Bros. | false | false |
| 6 | 5 | Confessions of a Shopaholic | $49,556 | -45.9% | 34 | +4 | $1,457 | $362,305 | 3 | Walt Disney Pictures | false | false |
| 7 | 3 | Push | $45,347 | -60.1% | 55 | -5 | $824 | $536,606 | 3 | United International Pictures | false | false |
| 8 | 6 | My Bloody Valentine | $26,862 | -66.9% | 42 | -13 | $639 | $467,948 | 3 | Mongkol Major | false | false |
| 9 | 7 | Underworld: Rise of the Lycans | $24,381 | -65.7% | 23 | -23 | $1,060 | $1,420,451 | 4 | Sony Pictures Releasing | false | false |
| 10 | - | Milk | $17,031 | - | 4 | - | $4,257 | $20,150 | 1 | M Pictures | true | false |
| 11 | 10 | The Reader | $15,138 | +36.1% | 4 | - | $3,784 | $53,075 | 3 | M Pictures | false | false |
| 12 | - | The Pink Panther 2 | $8,063 | - | 1 | - | $8,063 | $8,063 | 1 | Sony Pictures Releasing | true | false |
| 13 | 8 | A Moment in June | $7,405 | -75.3% | 22 | -10 | $336 | $153,308 | 3 | Mongkol Film Company | false | false |
| 14 | 9 | Before Valentine | $5,594 | -79.8% | 27 | -28 | $207 | $770,016 | 4 | Five Star Entertainment | false | false |
| 15 | 11 | The Wrestler | $4,284 | -51.5% | 4 | - | $1,071 | $17,033 | 2 | M Pictures | false | false |
| 16 | - | Slumdog Millionaire | $2,891 | - | 1 | - | $2,891 | $2,891 | - | N/A | - | false |
| 17 | 12 | Doubt | $2,259 | -39.4% | 1 | - | $2,259 | $7,314 | 2 | Walt Disney Pictures | false | false |
| 18 | 13 | Revolutionary Road | $2,047 | -29.2% | 7 | -3 | $292 | $71,533 | 4 | United International Pictures | false | false |
| 19 | 17 | Madagascar: Escape 2 Africa | $941 | +16.7% | 1 | - | $941 | $697,370 | 10 | United International Pictures | false | false |
| 20 | 16 | Inkheart | $503 | -57.5% | 1 | -2 | $503 | $766,623 | 5 | Mongkol Major | false | false |
| 21 | 18 | The Day the Earth Stood Still | $310 | -4.6% | 1 | - | $310 | $1,518,405 | 12 | 20th Century Fox International | false | false |
| 22 | 14 | Hod na hiaw 966 | $170 | -88.7% | 2 | -6 | $85 | $1,393,890 | 6 | RS Film & Distribution | false | false |
| 23 | 15 | Red Cliff II | $169 | -86.1% | 1 | -4 | $169 | $1,177,713 | 6 | Mongkol Major | false | false |
