Thai Box Office For September 2011
| Rank | Release | Gross | Max Th | Opening | % of Total | Open Th | Open | Close | Distributor |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Johnny English Reborn | $2,253,973 | 116 | $867,047 | 38.5% | 116 | Sep 15 | - | United International Pictures |
| 2 | The Three Musketeers | $1,250,892 | 98 | $438,100 | 35% | 98 | Sep 29 | - | Mongkol Major |
| 3 | Cars 2 | $965,927 | 95 | $439,193 | 45.5% | 95 | Sep 29 | - | Walt Disney Pictures |
| 4 | The Outrage | $864,968 | 82 | $452,502 | 52.3% | 82 | Sep 8 | - | Mongkol Film Company |
| 5 | Abduction | $755,872 | 87 | $345,945 | 45.8% | 87 | Sep 22 | - | Mongkol Major |
| 6 | Fright Night | $632,754 | 55 | $178,467 | 28.2% | 55 | Sep 1 | - | Walt Disney Pictures |
| 7 | Bangkok Assassins | $474,390 | 53 | $235,055 | 49.5% | 53 | Sep 1 | - | RS Film & Distribution |
| 8 | Colombiana | $384,265 | 54 | $157,846 | 41.1% | 52 | Sep 1 | - | Mongkol Major |
| 9 | Friends with Benefits | $366,264 | 27 | $104,604 | 28.6% | 27 | Sep 22 | - | Sony Pictures Releasing |
| 10 | Shark Night | $303,398 | 55 | $140,302 | 46.2% | 55 | Sep 15 | - | Mongkol Major |
| 11 | Love, Not Yet | $301,327 | 41 | $158,782 | 52.7% | 40 | Sep 1 | - | - |
| 12 | Contagion | $264,373 | 32 | $105,781 | 40% | 32 | Sep 29 | - | Warner Bros. |
| 13 | Folk Songs Forever | $207,092 | 51 | $95,767 | 46.2% | 50 | Sep 15 | - | Pranakorn Films |
| 14 | Zookeeper | $180,838 | 30 | $103,377 | 57.2% | 30 | Sep 8 | - | Sony Pictures Releasing |
| 15 | Friday Killer | $108,295 | 47 | $57,479 | 53.1% | 47 | Sep 29 | - | Pranakorn Films |
| 16 | Don't Be Afraid of the Dark | $95,787 | 34 | $51,196 | 53.4% | 34 | Sep 8 | - | M Pictures |
| 17 | Mr. Popper's Penguins | $85,538 | 11 | $35,018 | 40.9% | 9 | Sep 1 | - | - |
| 18 | Apollo 18 | $83,248 | 22 | $43,989 | 52.8% | 22 | Sep 22 | - | M Pictures |
| 19 | I Don't Know How She Does It | $62,912 | 21 | $32,187 | 51.2% | 21 | Sep 15 | - | M Pictures |
| 20 | Baan Phee Phop Reformation | $58,701 | 36 | $32,735 | 55.8% | 36 | Sep 22 | - | - |
| 21 | Rakraek Rakther Raksudthai | $20,620 | 18 | $9,657 | 46.8% | 17 | Sep 15 | - | Five Star Entertainment |
| 22 | Trust | $8,900 | 3 | $3,178 | 35.7% | 1 | Sep 1 | - | M Pictures |
| 23 | Ceremony | $8,235 | 3 | $3,111 | 37.8% | 2 | Sep 1 | - | Mongkol Major |
| 24 | Blitz | $4,150 | 2 | $2,146 | 51.7% | 2 | Sep 22 | - | - |
