| Rank | LW | Release
| Gross | %± LW | Theaters | Change | Average | Total Gross | Weeks | Distributor
| New This Week
| Estimated
|
|---|
| 1 | 1 | Missing Persons Unit | $316,958 | -35.9% | 36 | - | $8,804 | $942,601 | 2 | Kinepolis Film Distribution (KFD) | false | false |
| 2 | 2 | Stardust | $234,115 | -49.2% | 47 | - | $4,981 | $1,262,434 | 3 | Universal Pictures International (UPI) | false | false |
| 3 | - | Lions for Lambs | $163,844 | - | 12 | - | $13,653 | $163,844 | 1 | 20th Century Fox International | true | false |
| 4 | 11 | Ben X | $159,964 | -17% | 27 | - | $5,924 | $1,859,790 | 7 | Kinepolis Film Distribution (KFD) | false | false |
| 5 | 4 | The Kingdom | $159,539 | -50.3% | 41 | - | $3,891 | $591,057 | 2 | Universal Pictures International (UPI) | false | false |
| 6 | 7 | Superbad | $143,253 | -49.8% | 39 | - | $3,673 | $471,397 | 2 | Sony Pictures Releasing | false | false |
| 7 | 6 | Rush Hour 3 | $131,873 | -54% | 39 | -4 | $3,381 | $1,250,543 | 4 | Paradiso Entertainment | false | false |
| 8 | 5 | Ratatouille | $121,466 | -60.6% | 63 | -5 | $1,928 | $8,571,447 | 15 | Buena Vista International | false | false |
| 9 | 10 | The Heartbreak Kid | $106,917 | -47.8% | 35 | +1 | $3,054 | $944,848 | 4 | Universal Pictures International (UPI) | false | false |
| 10 | 8 | Surf's Up | $106,366 | -59.9% | 31 | - | $3,431 | $647,628 | 3 | Sony Pictures Releasing | false | false |
| 11 | 3 | Plop en de pinguïn | $91,593 | -73.8% | 33 | - | $2,775 | $842,782 | 4 | Kinepolis Film Distribution (KFD) | false | false |
| 12 | 9 | Meet the Robinsons | $86,010 | -66.4% | 66 | -1 | $1,303 | $856,074 | 4 | Walt Disney Pictures | false | false |
| 13 | 12 | Michael Clayton | $80,413 | -48.3% | 29 | +4 | $2,772 | $529,823 | 3 | Les Films de l'Elysée | false | false |
| 14 | 14 | Where Is Winky's Horse? | $64,194 | -43.3% | 21 | - | $3,056 | $285,959 | 3 | Warner Bros. | false | false |
| 15 | 16 | Earth | $56,247 | -36.6% | 26 | +1 | $2,163 | $189,328 | 2 | Les Films de l'Elysée | false | false |
| 16 | 15 | The Bourne Ultimatum | $44,958 | -50.5% | 26 | +1 | $1,729 | $3,006,299 | 9 | Universal Pictures International (UPI) | false | false |
| 17 | 21 | A Secret | $43,987 | -20.6% | 22 | -3 | $1,999 | $559,111 | 5 | Les Films de l'Elysée | false | false |
| 18 | - | Towards Zero | $41,130 | - | 13 | - | $3,163 | $41,799 | 1 | N/A | true | false |
| 19 | 13 | Halloween | $40,915 | -70.1% | 21 | -2 | $1,948 | $245,025 | 2 | Paradiso Entertainment | false | false |
| 20 | 18 | Mr. Brooks | $40,146 | -43.9% | 13 | -7 | $3,088 | $460,207 | 4 | Kinepolis Film Distribution (KFD) | false | false |
| 21 | 17 | Détrompez-vous | $38,619 | -56.4% | 14 | - | $2,758 | $147,801 | 2 | Cinéart | false | false |
| 22 | 19 | The Invasion | $29,803 | -54.7% | 16 | +1 | $1,862 | $245,340 | 3 | Warner Bros. | false | false |
| 23 | 20 | Le coeur des hommes 2 | $29,189 | -51.9% | 16 | -2 | $1,824 | $218,878 | 3 | Alternative Films | false | false |
| 24 | 23 | The Assassination of Jesse James by the Coward Robert Ford | $29,157 | -41.8% | 9 | - | $3,239 | $223,523 | 4 | Warner Bros. | false | false |
| 25 | 22 | Knocked Up | $23,006 | -56.7% | 20 | -8 | $1,150 | $777,929 | 5 | Universal Pictures International (UPI) | false | false |
| 26 | 30 | Love Is All | $17,770 | -22.3% | 2 | - | $8,885 | $109,438 | 5 | A-Film Distribution | false | false |
| 27 | 26 | The Brave One | $16,835 | -40.6% | 14 | -3 | $1,202 | $860,407 | 7 | Warner Bros. | false | false |
| 28 | 27 | Paranoid Park | $15,934 | -42.3% | 10 | - | $1,593 | $95,436 | 3 | Cinéart | false | false |
| 29 | - | Black Sheep | $15,679 | - | 9 | - | $1,742 | $65,289 | 1 | N/A | true | false |
| 30 | 25 | 1408 | $15,596 | -52.2% | 5 | -5 | $3,119 | $557,065 | 6 | Benelux Film Distributors | false | false |
| 31 | - | My Enemy's Enemy | $11,394 | - | 4 | - | $2,848 | $11,394 | 1 | Cinéart | true | false |
| 32 | 24 | The Last Gang | $10,755 | -67.8% | 15 | -4 | $717 | $50,522 | 2 | N/A | false | false |
| 33 | 28 | Harry Potter and the Order of the Phoenix | $9,262 | -65.2% | 9 | - | $1,029 | $9,939,895 | 18 | Warner Bros. | false | false |
| 34 | 35 | Caramel | $8,707 | -13.8% | 7 | +1 | $1,243 | $233,174 | 9 | Cinéart | false | false |
| 35 | 38 | Sicko | $7,964 | -3.1% | 16 | +9 | $497 | $188,137 | 5 | A-Film Distribution | false | false |
| 36 | 29 | The Second Wind | $6,458 | -74.4% | 10 | -12 | $645 | $103,344 | 3 | Les Films de l'Elysée | false | false |
| 37 | 31 | Planet Terror | $6,320 | -72.2% | 13 | -9 | $486 | $117,249 | 3 | A-Film Distribution | false | false |
| 38 | 39 | Resident Evil: Extinction | $5,238 | -32.6% | 5 | +1 | $1,047 | $248,639 | 6 | Kinepolis Film Distribution (KFD) | false | false |
| 39 | 36 | Tuya's Marriage | $5,050 | -47.1% | 6 | +1 | $841 | $91,020 | 7 | Cinéart | false | false |
| 40 | 34 | Shrek the Third | $4,408 | -57.1% | 4 | - | $1,102 | $7,993,380 | 21 | Universal Pictures International (UPI) | false | false |
| 41 | 33 | 99 Francs | $4,193 | -65.3% | 8 | +1 | $524 | $428,014 | 7 | Alternative Films | false | false |
| 42 | 40 | My Brother is an Only Child | $2,803 | -59.3% | 10 | +3 | $280 | $199,253 | 9 | ABC Distribution | false | false |
| 43 | 42 | The House | $2,418 | -45.8% | 6 | -1 | $403 | $30,232 | 5 | Benelux Film Distributors | false | false |
| 44 | 43 | Timboektoe | $2,185 | -45.6% | 1 | -1 | $2,185 | $12,732 | 3 | Kinepolis Film Distribution (KFD) | false | false |
| 45 | 46 | Shoot 'Em Up | $1,981 | +7.8% | 1 | - | $1,981 | $210,198 | 6 | Belga Films | false | false |
| 46 | 45 | Hairspray | $1,844 | -34.5% | 3 | -4 | $614 | $850,192 | 12 | Kinepolis Film Distribution (KFD) | false | false |
| 47 | 44 | The Lives of Others | $1,682 | -55.2% | 12 | +4 | $140 | $1,418,837 | 41 | ABC Distribution | false | false |
| 48 | 37 | L'invité | $1,539 | -81.7% | 11 | - | $139 | $469,362 | 7 | Belga Films | false | false |
| 49 | 48 | Premonition | $853 | -37.7% | 1 | - | $853 | $975,081 | 11 | Kinepolis Film Distribution (KFD) | false | false |
| 50 | 52 | A Mighty Heart | $464 | -37% | 3 | -4 | $154 | $211,472 | 8 | United International Pictures | false | false |
| 51 | 50 | Copying Beethoven | $291 | -70.4% | 1 | -3 | $291 | $176,418 | 13 | Benelux Film Distributors | false | false |
