| Rank | LW | Release
| Gross | %± LW | Theaters | Change | Average | Total Gross | Weeks | Distributor
| New This Week
| Estimated
|
|---|
| 1 | - | RED | $241,245 | - | 71 | - | $3,397 | $241,245 | 1 | Mongkol Major | true | false |
| 2 | 1 | Legend of the Guardians: The Owls of Ga'Hoole | $232,703 | -36.5% | 75 | -11 | $3,102 | $788,237 | 2 | Warner Bros. | false | false |
| 3 | - | E Hedsod Padedsuk | $108,795 | - | 48 | - | $2,266 | $108,795 | 1 | Pranakorn Films | true | false |
| 4 | - | Doraemon The Movie: Nobita's Great Battle of the Mermaid King | $106,283 | - | 35 | - | $3,036 | $106,283 | 1 | N/A | true | false |
| 5 | 2 | Red Eagle | $86,313 | -53.2% | 70 | -48 | $1,233 | $361,553 | 2 | Five Star Entertainment | false | false |
| 6 | 3 | Grown Ups | $84,150 | -52.1% | 48 | - | $1,753 | $341,727 | 2 | Sony Pictures Releasing | false | false |
| 7 | - | Reign of Assassins | $71,842 | - | 42 | - | $1,710 | $71,842 | 1 | Mongkol Major | true | false |
| 8 | 6 | Devil | $22,293 | -69.5% | 23 | - | $969 | $298,492 | 3 | United International Pictures | false | false |
| 9 | - | Charlie St. Cloud | $16,562 | - | 5 | - | $3,312 | $16,562 | 1 | United International Pictures | true | false |
| 10 | 4 | Saturday Killer | $14,715 | -86.8% | 36 | -30 | $408 | $587,978 | 3 | Pranakorn Films | false | false |
| 11 | 8 | Wall Street: Money Never Sleeps | $8,833 | -57.5% | 7 | -5 | $1,261 | $299,299 | 4 | 20th Century Fox International | false | false |
| 12 | 5 | Detective Dee: The Mystery of the Phantom Flame | $8,340 | -89.3% | 28 | -20 | $297 | $335,704 | 3 | Mongkol Major | false | false |
| 13 | 10 | The Switch | $7,881 | -56.3% | 5 | - | $1,576 | $68,471 | 3 | Mongkol Major | false | false |
| 14 | - | One Piece: Strong World | $5,849 | - | 1 | - | $5,849 | $5,849 | 1 | N/A | true | false |
| 15 | 7 | Eternity | $3,448 | -91.6% | 7 | -40 | $492 | $1,147,578 | 5 | Mongkol Film Company | false | false |
| 16 | 15 | Aftershock | $821 | +1.1% | 1 | -1 | $821 | $14,825 | 6 | Mongkol Major | false | false |
| 17 | 19 | The American | $560 | +465.7% | 1 | - | $560 | $14,424 | 7 | N/A | false | false |
| 18 | 16 | Oceans | $543 | -4.7% | 1 | - | $543 | $14,653 | 5 | N/A | false | false |
| 19 | 9 | Resident Evil: Afterlife | $475 | -97.4% | 2 | -27 | $237 | $3,415,485 | 6 | Mongkol Major | false | false |
| 20 | 12 | The Extraordinary Adventures of Adèle Blanc-Sec | $92 | -99% | 1 | -24 | $92 | $342,846 | 4 | M Pictures | false | false |
| 21 | 11 | The Snow White | $85 | -99.2% | 2 | -18 | $42 | $289,687 | 4 | N/A | false | false |
