| Rank | LW | Release
| Gross | %± LW | Theaters | Change | Average | Total Gross | Weeks | Distributor
| New This Week
| Estimated
|
|---|
| 1 | - | Monsters vs. Aliens | $46,484 | - | 7 | - | $6,640 | $46,484 | 1 | United International Pictures | true | false |
| 2 | - | Knowing | $15,385 | - | 2 | - | $7,692 | $15,385 | 1 | N/A | true | false |
| 3 | 1 | Slumdog Millionaire | $11,049 | -14.2% | 2 | - | $5,524 | $89,480 | 4 | N/A | false | false |
| 4 | - | Gran Torino | $6,127 | - | 1 | - | $6,127 | $6,127 | 1 | Warner Bros. | true | false |
| 5 | 3 | Marley & Me | $5,522 | -36.2% | 3 | -1 | $1,840 | $100,762 | 4 | N/A | false | false |
| 6 | 2 | Duplicity | $5,254 | -54.7% | 3 | - | $1,751 | $23,035 | 2 | United International Pictures | false | false |
| 7 | 4 | My Bloody Valentine | $3,801 | -39.9% | 1 | - | $3,801 | $156,944 | 5 | N/A | false | false |
| 8 | 5 | Race to Witch Mountain | $2,754 | -52% | 3 | - | $918 | $26,923 | 3 | Walt Disney Pictures | false | false |
| 9 | 7 | Push | $2,457 | -51.1% | 2 | - | $1,228 | $10,212 | 2 | N/A | false | false |
| 10 | 8 | Watchmen | $1,594 | -42.6% | 2 | -1 | $797 | $38,698 | 4 | N/A | false | false |
| 11 | 11 | The International | $1,006 | +47.1% | 1 | - | $1,006 | $23,165 | 5 | Sony Pictures Releasing | false | false |
| 12 | 10 | Hotel for Dogs | $532 | -75.9% | 2 | - | $266 | $36,540 | 5 | N/A | false | false |
| 13 | 12 | Punisher: War Zone | $322 | -47.1% | 1 | - | $322 | $4,682 | 3 | Sony Pictures Releasing | false | false |
