| Rank | LW | Release
| Gross | %± LW | Theaters | Change | Average | Total Gross | Weeks | Distributor
| New This Week
| Estimated
|
|---|
| 1 | 1 | The Last Witch Hunter | $359,499 | -59.6% | 135 | -22 | $2,662 | $1,541,199 | 2 | Mongkol Major | false | false |
| 2 | - | Love a ru mi rai rak arai mai ru | $158,009 | - | 72 | - | $2,194 | $158,009 | 1 | M Pictures | true | false |
| 3 | - | Mon Son Phee | $149,262 | - | 73 | - | $2,044 | $149,262 | 1 | Five Star Entertainment | true | false |
| 4 | 3 | Hor Taew Tak Hake Na Ka | $127,574 | -62.7% | 68 | -20 | $1,876 | $615,923 | 2 | N/A | false | false |
| 5 | 4 | The Intern | $112,227 | -33.7% | 45 | -6 | $2,493 | $552,077 | 3 | Warner Bros. | false | false |
| 6 | 2 | Arbut | $99,679 | -72.7% | 70 | +3 | $1,423 | $1,413,986 | 3 | Mongkol Film Company | false | false |
| 7 | 5 | The Little Prince | $62,260 | -47.8% | 64 | -11 | $972 | $223,301 | 2 | M Pictures | false | false |
| 8 | - | Scouts Guide to the Zombie Apocalypse | $54,543 | - | 30 | - | $1,818 | $54,542 | 1 | United International Pictures | true | false |
| 9 | 6 | Bridge of Spies | $53,322 | -39.7% | 47 | -4 | $1,134 | $174,082 | 2 | 20th Century Fox International | false | false |
| 10 | - | Lady of the Dynasty | $47,730 | - | 62 | - | $769 | $47,730 | 1 | N/A | true | false |
| 11 | - | Regression | $22,456 | - | 43 | - | $522 | $22,456 | 1 | N/A | true | false |
| 12 | 8 | The Martian | $18,253 | -68.5% | 19 | -15 | $960 | $1,663,207 | 5 | 20th Century Fox International | false | false |
| 13 | - | Ju-on: The Final Curse | $15,160 | - | 53 | - | $286 | $15,160 | 1 | Mongkol Major | true | false |
| 14 | 9 | The Walk | $9,038 | -70.7% | 8 | -41 | $1,129 | $357,036 | 3 | Sony Pictures Releasing | false | false |
| 15 | 7 | May Who? | $9,010 | -88.3% | 19 | -35 | $474 | $2,019,106 | 5 | GMM Tai Hub (GTH) | false | false |
| 16 | 12 | Water Boyy | $5,966 | -70.6% | 14 | -30 | $426 | $35,644 | 2 | N/A | false | false |
| 17 | 11 | The Visit | $4,458 | -78.2% | 10 | -13 | $445 | $35,065 | 2 | United International Pictures | false | false |
| 18 | 15 | Straight Outta Compton | $3,430 | -58.1% | 4 | - | $857 | $15,296 | 2 | United International Pictures | false | false |
| 19 | - | Foodies: The Culinary Jet Set | $3,001 | - | 10 | - | $300 | $3,001 | 1 | Mongkol Major | true | false |
| 20 | 10 | Pan | $1,877 | -93.2% | 8 | -39 | $234 | $957,048 | 4 | Warner Bros. | false | false |
| 21 | 17 | The New Rijksmuseum - The Film | $1,124 | -53.7% | 1 | - | $1,124 | $33,960 | 4 | N/A | false | false |
| 22 | 22 | White God | $152 | -29.3% | 1 | - | $152 | $3,026 | 3 | N/A | false | false |
