Domestic Box Office For August 1987
| Rank | Release | Gross | Max Th | Opening | % of Total | Open Th | Open | Close | Distributor |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Stakeout | $65,673,233 | 1,364 | $5,170,403 | 7.9% | 951 | Aug 7 | - | Walt Disney Studios Motion Pictures |
| 2 | Dirty Dancing | $63,446,382 | 1,012 | $3,900,000 | 6.1% | 975 | Aug 21 | - | Vestron Pictures |
| 3 | No Way Out | $35,509,515 | 1,130 | $4,259,460 | 12% | 806 | Aug 14 | - | Orion Pictures |
| 4 | Can't Buy Me Love | $31,623,833 | 1,283 | $4,754,732 | 15% | 1,256 | Aug 14 | - | Walt Disney Studios Motion Pictures |
| 5 | The Big Easy | $17,685,307 | 1,219 | $353,259 | 2% | 32 | Aug 21 | - | Columbia Pictures |
| 6 | Born in East L.A. | $17,355,263 | 1,112 | $4,359,040 | 25.1% | 1,112 | Aug 21 | - | Universal Pictures |
| 7 | Masters of the Universe | $17,336,370 | 1,185 | $4,883,168 | 28.2% | 1,185 | Aug 7 | - | Cannon Film Distributors |
| 8 | Hamburger Hill | $13,839,404 | 814 | $3,360,705 | 24.3% | 814 | Aug 28 | - | Paramount Pictures |
| 9 | Back to the Beach | $13,110,903 | 1,080 | $3,265,660 | 24.9% | 1,080 | Aug 7 | - | Paramount Pictures |
| 10 | The Fourth Protocol | $12,423,831 | 1,061 | $3,636,831 | 29.3% | 1,061 | Aug 28 | - | Lorimar Motion Pictures |
| 11 | Disorderlies | $10,348,437 | 544 | $2,707,980 | 26.2% | 544 | Aug 14 | - | Warner Bros. |
| 12 | House II: The Second Story | $7,800,000 | 1,069 | $2,573,934 | 33% | 1,069 | Aug 28 | - | New World Pictures |
| 13 | Who's That Girl | $7,305,209 | 944 | $2,548,205 | 34.9% | 944 | Aug 7 | - | Warner Bros. |
| 14 | Nadine | $5,669,831 | 760 | $2,188,857 | 38.6% | 760 | Aug 7 | - | TriStar Pictures |
| 15 | North Shore | $3,832,228 | 802 | $1,319,290 | 34.4% | 802 | Aug 14 | - | Universal Pictures |
| 16 | The Monster Squad | $3,769,990 | 1,280 | $1,920,678 | 50.9% | 1,280 | Aug 14 | - | TriStar Pictures |
| 17 | The Care Bears Adventure in Wonderland | $2,608,000 | 1,094 | $1,005,386 | 38.6% | 1,094 | Aug 7 | - | Cineplex Odeon Films |
| 18 | The Rosary Murders | $1,730,337 | - | - | - | - | Aug 28 | - | New Line Cinema |
| 19 | Matewan | $1,680,358 | 42 | $23,850 | 1.4% | 1 | Aug 28 | - | Cinecom Pictures |
| 20 | The Garbage Pail Kids Movie | $1,576,615 | 374 | $661,512 | 42% | 374 | Aug 21 | - | Atlantic Releasing Corporation |
| 21 | Apocalypse Now 1987 Re-release | $61,211 | 6 | $15,513 | 25.3% | 6 | Aug 28 | - | Metro-Goldwyn-Mayer (MGM) |
| 22 | Happy New Year | $41,232 | 40 | $30,625 | 74.3% | 40 | Aug 7 | - | Columbia Pictures |
| 23 | End of the Line | $25,000 | 42 | $25,000 | 100% | 42 | Aug 28 | Aug 30 | Orion Classics |
