Thai 2008 Weekend 20
May 15-18, 2008
Key:New This Week
| Rank | LW | Release | Gross | %± LW | Theaters | Change | Average | Total Gross | Weeks | Distributor |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 1 | Iron Man | $171,560 | -54.8% | 100 | -18 | $1,715 | $2,371,141 | 3 | United International Pictures |
| 2 | - | Memory 2008 Re-release | $166,348 | - | 70 | - | $2,376 | $166,348 | 1 | N/A |
| 3 | 2 | Speed Racer | $98,821 | -61.3% | 91 | -41 | $1,085 | $764,027 | 2 | Warner Bros. |
| 4 | - | Never Back Down | $92,476 | - | 42 | - | $2,201 | $92,476 | 1 | Mongkol Film Company |
| 5 | 5 | What Happens in Vegas | $89,387 | -41% | 43 | +2 | $2,078 | $326,537 | 2 | 20th Century Fox International |
| 6 | 3 | Phobia | $70,040 | -65.6% | 48 | -15 | $1,459 | $2,449,794 | 4 | N/A |
| 7 | - | Penelope | $50,072 | - | 21 | - | $2,384 | $50,072 | 1 | M Pictures |
| 8 | 4 | Teng's Angel | $46,382 | -69.8% | 53 | -10 | $875 | $919,680 | 3 | Mongkol Film Company |
| 9 | 6 | Deception | $29,529 | -55.1% | 30 | +2 | $984 | $116,489 | 2 | M Pictures |
| 10 | - | 21 | $29,244 | - | 1 | - | $29,244 | $29,244 | 1 | Sony Pictures Releasing |
| 11 | - | Juno | $16,250 | - | 5 | - | $3,250 | $16,250 | 1 | Mongkol Major |
| 12 | 9 | The Counterfeiters | $2,022 | -25.6% | 1 | - | $2,022 | $5,931 | 2 | J-Bics |
| 13 | 7 | The Forbidden Kingdom | $1,994 | -80.5% | 4 | -8 | $498 | $1,574,506 | 5 | Mongkol Major |
| 14 | 8 | Three Kingdoms | $1,170 | -68% | 4 | - | $292 | $228,549 | 4 | N/A |
| 15 | 11 | Nim's Island | $639 | -67.3% | 1 | -2 | $639 | $118,714 | 4 | Mongkol Film Company |
| 16 | 10 | The Eye | $486 | -80.7% | 1 | -3 | $486 | $48,628 | 3 | M Pictures |
| 17 | 13 | Always: Sunset on Third Street 2 | $281 | -56.9% | 1 | - | $281 | $29,740 | 8 | Mongkol Major |
| 18 | 14 | My Blueberry Nights | $262 | -53.7% | 1 | - | $262 | $50,885 | 9 | M Pictures |
| 19 | 12 | Superhero Movie | $146 | -86.9% | 1 | -1 | $146 | $452,494 | 5 | M Pictures |
| 20 | 15 | In the Name of the King: A Dungeon Siege Tale | $88 | -47.3% | 1 | - | $88 | $132,421 | 4 | United International Pictures |
| 21 | 16 | Horton Hears a Who! | $10 | -37.5% | 1 | - | $10 | $191,971 | 5 | 20th Century Fox International |
