| Rank | LW | Release
| Gross | %± LW | Theaters | Change | Average | Total Gross | Weeks | Distributor
| New This Week
| Estimated
|
|---|
| 1 | - | The Haunting in Connecticut | $186,457 | - | 54 | - | $3,452 | $220,005 | 1 | Mongkol Major | true | false |
| 2 | 2 | Crank: High Voltage | $106,356 | -52.5% | 60 | -13 | $1,772 | $401,580 | 2 | M Pictures | false | false |
| 3 | 3 | Rahtree Reborn | $99,721 | -55.1% | 62 | -4 | $1,608 | $964,123 | 3 | Mongkol Film Company | false | false |
| 4 | 4 | Fast & Furious | $98,478 | -54.8% | 79 | -6 | $1,246 | $2,554,696 | 4 | United International Pictures | false | false |
| 5 | 1 | Elephant Kingdom | $83,767 | -64.9% | 61 | -9 | $1,373 | $2,106,079 | 5 | N/A | false | false |
| 6 | 5 | Race to Witch Mountain | $70,120 | -48.9% | 54 | -1 | $1,298 | $746,330 | 3 | Walt Disney Pictures | false | false |
| 7 | 6 | Monsters vs. Aliens | $63,225 | -48.5% | 54 | - | $1,170 | $466,745 | 3 | United International Pictures | false | false |
| 8 | 7 | Sassy Player | $19,994 | -50% | 40 | -6 | $499 | $559,310 | 4 | Pranakorn Films | false | false |
| 9 | 8 | Knowing | $16,889 | -42.7% | 28 | -2 | $603 | $1,270,052 | 5 | Mongkol Major | false | false |
| 10 | 10 | A Frozen Flower | $11,853 | -36.3% | 2 | - | $5,926 | $37,011 | 2 | Mongkol Major | false | false |
| 11 | 11 | The International | $11,596 | -35.9% | 2 | - | $5,798 | $33,749 | 2 | Sony Pictures Releasing | false | false |
| 12 | 12 | Antique | $9,329 | -38.2% | 16 | +2 | $583 | $30,278 | 2 | N/A | false | false |
| 13 | 9 | Shinjuku Incident | $7,824 | -61.9% | 28 | -8 | $279 | $308,530 | 4 | Mongkol Major | false | false |
| 14 | 14 | Last Chance Harvey | $3,061 | -35.1% | 2 | - | $1,530 | $16,172 | 3 | M Pictures | false | false |
| 15 | - | What Just Happened | $1,701 | - | 1 | - | $1,701 | $1,701 | 1 | N/A | true | false |
| 16 | 16 | Slumdog Millionaire | $1,682 | -18.6% | 1 | - | $1,682 | $85,620 | 8 | N/A | false | false |
| 17 | 15 | The Pink Panther 2 | $1,500 | -33.9% | 1 | - | $1,500 | $44,112 | 9 | Sony Pictures Releasing | false | false |
| 18 | 17 | Forever Enthralled | $1,220 | -38.4% | 1 | - | $1,220 | $3,821 | 2 | Mongkol Major | false | false |
| 19 | 18 | The Great Buck Howard | $693 | -35.7% | 1 | - | $693 | $14,968 | 5 | Mongkol Major | false | false |
| 20 | 24 | Seven Pounds | $568 | +340.3% | 1 | - | $568 | $71,657 | 6 | Sony Pictures Releasing | false | false |
| 21 | 20 | The Reader | $280 | -24.3% | 1 | - | $280 | $85,772 | 11 | M Pictures | false | false |
| 22 | 19 | 20th Century Boys 2: The Last Hope | $262 | -63.2% | 1 | - | $262 | $16,379 | 5 | M Pictures | false | false |
| 23 | 23 | Milk | $189 | +45.4% | 1 | - | $189 | $49,323 | 9 | M Pictures | false | false |
