| Rank | Release
| Genre
| Budget
| Running Time
| Gross | Theaters | Total Gross | Release Date | Distributor
| Estimated
|
|---|
| 1 | Mamma Mia! | - | - | - | $1,347,376 | 156 | $7,394,659 | Jul 3 | United International Pictures | false |
| 2 | The Dark Knight | - | - | - | $1,267,872 | 123 | $3,807,925 | Jul 17 | Village Films | false |
| 3 | The Chronicles of Narnia: Prince Caspian | - | - | - | $1,152,069 | 115 | $1,510,214 | Aug 21 | Audio Visual Enterprises | false |
| 4 | Wanted | - | - | - | $858,111 | 79 | $2,080,360 | Aug 28 | United International Pictures | false |
| 5 | Meet Dave | - | - | - | $280,810 | 26 | $280,810 | Jul 31 | Odeon | false |
| 6 | The Strangers | - | - | - | $262,296 | 16 | $428,837 | Aug 21 | Odeon | false |
| 7 | The X Files: I Want to Believe | - | - | - | $210,576 | 45 | $558,284 | Jul 24 | Odeon | false |
| 8 | Wedding Daze | - | - | - | $196,139 | 20 | $196,139 | Aug 21 | Village Films | false |
| 9 | The Life Before Her Eyes | - | - | - | $174,738 | 16 | $174,738 | Aug 7 | Odeon | false |
| 10 | In Search of a Midnight Kiss | - | - | - | $155,125 | 4 | $267,156 | Jul 24 | Seven Films | false |
| 11 | Definitely, Maybe | - | - | - | $147,807 | 22 | $147,807 | Jul 31 | United International Pictures | false |
| 12 | Bananas 2008 Re-release | - | - | - | $120,310 | 2 | $136,200 | Jul 31 | New Star | false |
| 13 | Towards Zero | - | - | - | $91,569 | 4 | $91,569 | Jul 31 | Rosebud | false |
| 14 | Reflections in a Golden Eye 2008 Re-release | - | - | - | $85,352 | 3 | $53,459 | Aug 21 | Seven Films | false |
| 15 | Breakfast at Tiffany's 2008 Re-release | - | - | - | $70,937 | 4 | $302,285 | Jun 19 | Seven Films | false |
| 16 | The Ruins | - | - | - | $68,770 | 12 | $68,770 | Jul 31 | Village Films | false |
| 17 | The Great Alibi | - | - | - | $64,706 | 4 | $70,404 | Aug 7 | Seven Films | false |
| 18 | Purple Noon | - | - | - | $58,339 | 2 | $98,030 | Jul 31 | Seven Films | false |
| 19 | The Forbidden Kingdom | - | - | - | $55,122 | 10 | $55,122 | Aug 21 | Spentzos Films | false |
| 20 | Mutant Chronicles | - | - | - | $51,959 | 8 | $51,959 | Aug 21 | Hollywood Classic Entertainment | false |
| 21 | Angel | - | - | - | $46,932 | 3 | $46,932 | Aug 7 | Rosebud | false |
| 22 | Everything You Always Wanted to Know About Sex * But Were Afraid to Ask 2008 Re-release | - | - | - | $46,535 | 3 | $73,775 | Aug 21 | New Star | false |
| 23 | Mrs. Ratcliffe's Revolution | - | - | - | $44,367 | 3 | $54,332 | Aug 21 | Rosebud | false |
| 24 | Sex and the City | - | - | - | $39,457 | 150 | $2,736,069 | Jun 5 | Village Films | false |
| 25 | Manhattan 2008 Re-release | - | - | - | $35,185 | 2 | $100,675 | Aug 28 | New Star | false |
| 26 | Forgetting Sarah Marshall | - | - | - | $34,685 | 25 | $208,778 | Jul 24 | United International Pictures | false |
| 27 | Indiana Jones and the Kingdom of the Crystal Skull | - | - | - | $23,358 | 151 | $3,042,214 | May 22 | United International Pictures | false |
| 28 | Manual of Love 2 | - | - | - | $23,211 | 3 | $23,211 | Aug 21 | Odeon | false |
| 29 | KM 31: Kilometre 31 | - | - | - | $20,254 | 11 | $83,150 | Aug 7 | Audio Visual Enterprises | false |
| 30 | The Face of Another | - | - | - | $17,025 | 1 | $35,185 | Aug 21 | New Star | false |
| 31 | Female Agents | - | - | - | $14,066 | 6 | $14,066 | Jul 31 | Hollywood Entertainment | false |
| 32 | Rear Window 2008 Re-release | - | - | - | $8,842 | 4 | $134,543 | Jul 3 | Seven Films | false |
| 33 | PVC-1 | - | - | - | $5,789 | 2 | $5,789 | Aug 28 | Filmtrade | false |
| 34 | God Willing | - | - | - | $5,732 | 1 | $5,732 | Aug 21 | Seven Films | false |
| 35 | Pitfall | - | - | - | $5,108 | 2 | $30,078 | Jul 24 | New Star | false |
| 36 | The Zone | - | - | - | $4,392 | 3 | $35,582 | Jul 24 | Rosebud | false |
| 37 | Film Noir | - | - | - | $3,677 | 1 | $3,677 | Aug 7 | Rosebud | false |
