| Rank
| Release
| Genre
| Budget
| Running Time
| Gross | Max Theaters | Total Gross | % of Total | Release Date | Distributor
|
|---|
| 1 | Indiana Jones and the Kingdom of the Crystal Skull | - | - | - | $1,365,047 | 103 | $5,983,284 | 22.8% | May 21, 2008 | Universal Pictures International (UPI) |
| 2 | Sex and the City | - | - | - | $1,233,663 | 50 | $3,083,504 | 40% | Jun 4, 2008 | Paradiso Entertainment |
| 3 | The Happening | - | - | - | $520,114 | 60 | $1,584,351 | 32.8% | Jun 11, 2008 | 20th Century Fox International |
| 4 | What Happens in Vegas | - | - | - | $226,642 | 50 | $2,268,743 | 10% | May 7, 2008 | 20th Century Fox International |
| 5 | Iron Man | - | - | - | $158,513 | 54 | $1,970,548 | 8% | Apr 30, 2008 | Universal Pictures International (UPI) |
| 6 | Eldorado | - | - | - | $131,627 | 13 | $364,903 | 36.1% | Jun 4, 2008 | Benelux Film Distributors |
| 7 | Street Kings | - | - | - | $121,568 | 30 | $610,305 | 19.9% | May 14, 2008 | 20th Century Fox International |
| 8 | 3:10 to Yuma | - | - | - | $98,327 | 12 | $207,277 | 47.4% | May 28, 2008 | Benelux Film Distributors |
| 9 | 21 | - | - | - | $89,609 | 41 | $1,408,885 | 6.4% | Apr 16, 2008 | Sony Pictures Releasing |
| 10 | Nim's Island | - | - | - | $86,808 | 66 | $620,611 | 14% | Apr 30, 2008 | Belga Films |
| 11 | Welcome to the Sticks | - | - | - | $85,004 | 64 | $10,746,995 | 0.8% | Feb 27, 2008 | Alternative Films |
| 12 | Horton Hears a Who! | - | - | - | $77,197 | 125 | $2,756,850 | 2.8% | Mar 19, 2008 | 20th Century Fox International |
| 13 | Over Her Dead Body | - | - | - | $69,832 | 12 | $234,293 | 29.8% | May 21, 2008 | Kinepolis Film Distribution (KFD) |
| 14 | The Mist | - | - | - | $63,160 | 23 | $587,258 | 10.8% | Apr 23, 2008 | Benelux Film Distributors |
| 15 | Taken | - | - | - | $46,052 | 30 | $680,286 | 6.8% | Apr 16, 2008 | Belga Films |
| 16 | Moscow, Belgium | - | - | - | $44,649 | 20 | $1,898,002 | 2.4% | Jan 30, 2008 | Kinepolis Film Distribution (KFD) |
| 17 | Fool's Gold | - | - | - | $42,281 | 25 | $553,082 | 7.6% | Apr 30, 2008 | Warner Bros. |
| 18 | Mongol: The Rise of Genghis Khan | - | - | - | $35,808 | 12 | $225,998 | 15.8% | May 7, 2008 | Benelux Film Distributors |
| 19 | Lemon Tree | - | - | - | $34,439 | 11 | $133,785 | 25.7% | May 21, 2008 | Cinéart |
| 20 | Dan in Real Life | - | - | - | $32,094 | 9 | $129,493 | 24.8% | Jun 11, 2008 | Kinepolis Film Distribution (KFD) |
| 21 | The Other Boleyn Girl | - | - | - | $31,181 | 38 | $892,458 | 3.5% | Apr 9, 2008 | Universal Pictures International (UPI) |
| 22 | Fly Me to the Moon 3D | - | - | - | $30,435 | 14 | $1,184,962 | 2.6% | Jan 30, 2008 | Kinepolis Film Distribution (KFD) |
| 23 | Hotel op stelten | - | - | - | $28,680 | 38 | $1,258,387 | 2.3% | Mar 12, 2008 | Kinepolis Film Distribution (KFD) |
| 24 | Doomsday | - | - | - | $22,621 | 15 | $134,257 | 16.8% | May 7, 2008 | Kinepolis Film Distribution (KFD) |
| 25 | Cash | - | - | - | $21,929 | 20 | $395,143 | 5.5% | Apr 23, 2008 | Belga Films |
| 26 | Definitely, Maybe | - | - | - | $21,464 | 23 | $138,908 | 15.5% | May 7, 2008 | Universal Pictures International (UPI) |
| 27 | Diary of the Dead | - | - | - | $21,378 | 5 | $38,588 | 55.4% | Jun 4, 2008 | Paradiso Entertainment |
| 28 | The Spiderwick Chronicles | - | - | - | $21,098 | 58 | $1,638,189 | 1.3% | Mar 19, 2008 | Universal Pictures International (UPI) |
| 29 | How She Move | - | - | - | $20,150 | 4 | $39,376 | 51.2% | May 28, 2008 | Universal Pictures International (UPI) |
| 30 | I've Loved You So Long | - | - | - | $20,133 | 23 | $549,993 | 3.7% | Mar 19, 2008 | Benelux Film Distributors |
| 31 | Winx Club: The Secret of the Lost Kingdom | - | - | - | $19,783 | 28 | $608,596 | 3.3% | Mar 26, 2008 | Independent Films |
| 32 | The Band's Visit | - | - | - | $19,427 | 9 | $144,108 | 13.5% | Apr 23, 2008 | Paradiso Entertainment |
| 33 | Step Up 2: The Streets | - | - | - | $19,413 | 47 | $3,434,617 | 0.6% | Feb 27, 2008 | Benelux Film Distributors |
| 34 | Untraceable | - | - | - | $18,836 | 26 | $1,061,789 | 1.8% | Mar 5, 2008 | Kinepolis Film Distribution (KFD) |
| 35 | The Eye | - | - | - | $18,824 | 26 | $489,462 | 3.8% | Apr 9, 2008 | Kinepolis Film Distribution (KFD) |
| 36 | Shine a Light | - | - | - | $17,655 | 7 | $66,185 | 26.7% | May 28, 2008 | Kinepolis Film Distribution (KFD) |
| 37 | REC | - | - | - | $16,615 | 12 | $149,676 | 11.1% | Apr 30, 2008 | Paradiso Entertainment |
| 38 | Dragon Hunters | - | - | - | $16,127 | 41 | $402,591 | 4% | Mar 26, 2008 | Belga Films |
| 39 | Sarkar Raj | - | - | - | $11,938 | 1 | $11,938 | 100% | Jun 4, 2008 | N/A |
| 40 | A Christmas Tale | - | - | - | $11,892 | 2 | $28,349 | 41.9% | Jun 11, 2008 | N/A |
| 41 | No Country for Old Men | - | - | - | $11,352 | 35 | $1,894,104 | 0.6% | Jan 23, 2008 | Universal Pictures International (UPI) |
| 42 | Days and Clouds | - | - | - | $11,304 | 6 | $32,168 | 35.1% | May 21, 2008 | ABC Distribution |
| 43 | Non pensarci | - | - | - | $10,930 | 7 | $47,875 | 22.8% | Jun 11, 2008 | Benelux Film Distributors |
| 44 | The Ruins | - | - | - | $10,374 | 25 | $225,485 | 4.6% | Apr 16, 2008 | Universal Pictures International (UPI) |
| 45 | U2 3D | - | - | - | $10,134 | 13 | $393,906 | 2.6% | Apr 9, 2008 | Kinepolis Film Distribution (KFD) |
| 46 | The New Protocol | - | - | - | $9,596 | 14 | $24,513 | 39.1% | May 28, 2008 | Cinéart |
| 47 | There Will Be Blood | - | - | - | $9,473 | 10 | $675,721 | 1.4% | Feb 20, 2008 | Walt Disney Pictures |
| 48 | 48 Hours a Day | - | - | - | $8,649 | 2 | $17,538 | 49.3% | Jun 11, 2008 | Les Films de l'Elysée |
| 49 | Wonderful Town | - | - | - | $8,059 | 4 | $13,270 | 60.7% | Jun 11, 2008 | N/A |
| 50 | Disco | - | - | - | $7,391 | 21 | $833,837 | 0.9% | Apr 2, 2008 | Universal Pictures International (UPI) |
| 51 | Mr. Magorium's Wonder Emporium | - | - | - | $6,702 | 29 | $350,117 | 1.9% | Dec 26, 2007 | Benelux Film Distributors |
| 52 | Linkeroever | - | - | - | $6,465 | 12 | $372,486 | 1.7% | Mar 26, 2008 | Kinepolis Film Distribution (KFD) |
| 53 | Never Back Down | - | - | - | $6,381 | 17 | $97,339 | 6.6% | Apr 23, 2008 | Paradiso Entertainment |
| 54 | Stop-Loss | - | - | - | $6,101 | 4 | $10,455 | 58.4% | Jun 11, 2008 | Universal Pictures International (UPI) |
| 55 | The Kite Runner | - | - | - | $5,589 | 30 | $825,176 | 0.7% | Feb 13, 2008 | Universal Pictures International (UPI) |
| 56 | The Game Plan | - | - | - | $5,231 | 37 | $472,512 | 1.1% | Mar 26, 2008 | Walt Disney Pictures |
| 57 | Pudor 2008 Re-release | - | - | - | $5,177 | 4 | $8,806 | 58.8% | Jun 4, 2008 | ABC Distribution |
| 58 | Calle Santa Fe | - | - | - | $4,206 | 2 | $6,429 | 65.4% | Jun 4, 2008 | Cinéart |
| 59 | Vantage Point | - | - | - | $3,586 | 41 | $932,450 | 0.4% | Mar 26, 2008 | Sony Pictures Releasing |
| 60 | Julia | - | - | - | $3,078 | 8 | $38,697 | 8% | May 7, 2008 | Cinéart |
| 61 | In Memory of Me | - | - | - | $3,006 | 6 | $27,242 | 11% | May 14, 2008 | Cinéart |
| 62 | Les randonneurs à Saint-Tropez | - | - | - | $2,314 | 25 | $316,657 | 0.7% | Apr 9, 2008 | Belga Films |
| 63 | Disengagement | - | - | - | $2,236 | 1 | $8,547 | 26.2% | Jun 11, 2008 | Cinéart |
| 64 | Vous êtes de la police? | - | - | - | $1,731 | 3 | $2,014 | 85.9% | Jun 11, 2008 | N/A |
| 65 | Coupable | - | - | - | $1,501 | 1 | $1,695 | 88.6% | Jun 11, 2008 | Les Films de l'Elysée |
| 66 | Once | - | - | - | $1,310 | 5 | $44,298 | 3% | Mar 5, 2008 | Paradiso Entertainment |
| 67 | Dorm 2008 Re-release | - | - | - | $617 | 1 | $617 | 100% | Jun 11, 2008 | Jekino |
| 68 | Boarding Gate | - | - | - | $541 | 1 | $541 | 100% | Jun 4, 2008 | Universal Pictures International (UPI) |
| 69 | The Home Song Stories | - | - | - | $196 | 3 | $4,057 | 4.8% | May 14, 2008 | Paradiso Entertainment |
