| Rank | LW | Release
| Gross | %± LW | Theaters | Change | Average | Total Gross | Weeks | Distributor
| New This Week
| Estimated
|
|---|
| 1 | 1 | WALL·E | $381,220 | +46.4% | 93 | - | $4,099 | $1,468,897 | 3 | Walt Disney Pictures | false | false |
| 2 | 3 | Journey to the Center of the Earth | $180,989 | +29.9% | 43 | - | $4,209 | $456,079 | 2 | Roadshow Films | false | false |
| 3 | - | Babylon A.D. | $166,626 | - | 40 | - | $4,165 | $166,626 | 1 | 20th Century Fox International | true | false |
| 4 | 2 | Eagle Eye | $143,198 | -16.5% | 54 | - | $2,651 | $411,830 | 2 | Paramount Pictures International | false | false |
| 5 | - | Beverly Hills Chihuahua | $109,177 | - | 40 | - | $2,729 | $135,324 | 1 | Walt Disney Pictures | true | false |
| 6 | 5 | The House Bunny | $88,344 | +3.5% | 45 | - | $1,963 | $244,780 | 2 | Sony Pictures Releasing | false | false |
| 7 | 4 | Step Brothers | $72,546 | -29% | 45 | -1 | $1,612 | $446,991 | 3 | Sony Pictures Releasing | false | false |
| 8 | - | The Edge of Love | $61,981 | - | 36 | - | $1,721 | $61,981 | 1 | Hoyts Distribution | true | false |
| 9 | 6 | The Mummy: Tomb of the Dragon Emperor | $60,546 | -15.8% | 53 | +2 | $1,142 | $823,134 | 4 | Paramount Pictures International | false | false |
| 10 | 7 | Mamma Mia! | $53,528 | +11.9% | 63 | - | $849 | $4,825,105 | 13 | Paramount Pictures International | false | false |
| 11 | 16 | Space Chimps | $50,823 | +173.4% | 32 | - | $1,588 | $129,769 | 2 | Roadshow Films | false | false |
| 12 | 8 | Wild Child | $45,509 | +18.2% | 38 | - | $1,197 | $130,419 | 2 | Paramount Pictures International | false | false |
| 13 | 9 | Mongol: The Rise of Genghis Khan | $36,635 | +12.5% | 22 | +2 | $1,665 | $118,266 | 2 | Hopscotch Films | false | false |
| 14 | 13 | Earth | $22,429 | -6.3% | 14 | -5 | $1,602 | $248,048 | 7 | Hoyts Distribution | false | false |
| 15 | - | The Duchess | $22,377 | - | 15 | - | $1,491 | $22,377 | - | Paramount Pictures International | - | false |
| 16 | 12 | The Counterfeiters | $21,135 | -17.8% | 16 | - | $1,320 | $186,760 | 4 | Madman Entertainment | false | false |
| 17 | 15 | Angus, Thongs and Perfect Snogging | $19,255 | -1.8% | 42 | +1 | $458 | $113,617 | 3 | Paramount Pictures International | false | false |
| 18 | 10 | Taken | $18,730 | -36.5% | 17 | -6 | $1,101 | $550,427 | 5 | 20th Century Fox International | false | false |
| 19 | 11 | Then She Found Me | $17,724 | -32.4% | 25 | -2 | $708 | $404,332 | 6 | Hopscotch Films | false | false |
| 20 | 14 | Rain of the Children | $14,431 | -36.7% | 22 | - | $655 | $160,934 | 2 | Rialto Distribution | false | false |
| 21 | 17 | The Rocker | $9,364 | -42.3% | 33 | -6 | $283 | $38,073 | 2 | 20th Century Fox International | false | false |
| 22 | - | The Rocket Post 2008 Re-release | $4,900 | - | 2 | - | $2,450 | $17,977 | 3 | Hopscotch Films | false | false |
| 23 | 18 | The Dark Knight | $4,206 | -52.5% | 18 | -8 | $233 | $4,599,301 | 11 | Warner Bros. | false | false |
| 24 | - | The Orphanage | $3,154 | - | 2 | - | $1,577 | $5,199 | 2 | Roadshow Films | false | false |
| 25 | - | Star Wars: The Clone Wars | $2,623 | - | 26 | - | $100 | $356,182 | 8 | Warner Bros. | false | false |
| 26 | - | Apron Strings | $2,542 | - | 9 | - | $282 | $161,351 | 8 | Rialto Distribution | false | false |
| 27 | - | A Secret | $2,018 | - | 7 | - | $288 | $37,684 | 4 | Hoyts Distribution | false | false |
| 28 | 20 | Tropic Thunder | $1,914 | -62.4% | 9 | +1 | $212 | $745,451 | 7 | Paramount Pictures International | false | false |
| 29 | - | Miss Pettigrew Lives for a Day | $1,879 | - | 19 | - | $98 | $387,389 | 9 | Roadshow Films | false | false |
| 30 | - | Where in the World Is Osama Bin Laden? | $1,629 | - | 5 | - | $325 | $1,629 | 1 | Hoyts Distribution | true | false |
| 31 | - | Flight of the Red Balloon | $1,588 | - | 2 | - | $794 | $41,767 | 5 | Madman Entertainment | false | false |
| 32 | - | Prague 2008 Re-release | $1,250 | - | 5 | - | $250 | $79,637 | 8 | Arkles Entertainment | false | false |
| 33 | - | The Forbidden Kingdom | $1,090 | - | 6 | - | $181 | $338,506 | 5 | Hoyts Distribution | false | false |
| 34 | - | The Edge of Heaven | $985 | - | 5 | - | $197 | $127,178 | 9 | Rialto Distribution | false | false |
| 35 | - | Bella | $771 | - | 1 | - | $771 | $87,430 | 46 | Hopscotch Films | false | false |
| 36 | - | Second Hand Wedding | $596 | - | 5 | - | $119 | $1,256,268 | 21 | Metropolis Films | false | false |
| 37 | - | The King of Kong: A Fistful of Quarters | $450 | - | 2 | - | $225 | $14,446 | 4 | Hoyts Distribution | false | false |
| 38 | - | 4 | $346 | - | 2 | - | $173 | $147,976 | 21 | Arkles Entertainment | false | false |
| 39 | - | Outsourced | $340 | - | 2 | - | $170 | $54,058 | 17 | Arkles Entertainment | false | false |
| 40 | - | Closing the Ring | $268 | - | 1 | - | $268 | $109,550 | 10 | Hopscotch Films | false | false |
| 41 | - | Mrs. Ratcliffe's Revolution | $89 | - | 2 | - | $44 | $32,342 | 6 | Hoyts Distribution | false | false |
| 42 | - | Death Defying Acts | $37 | - | 2 | - | $18 | $29,482 | 8 | Hoyts Distribution | false | false |
