Domestic Box Office For April 1988
| Rank | Release | Gross | Max Th | Opening | % of Total | Open Th | Open | Close | Distributor |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Colors | $46,616,067 | 1,388 | $4,747,118 | 10.2% | 422 | Apr 15 | - | Orion Pictures |
| 2 | The Seventh Sign | $18,875,011 | 1,258 | $3,768,707 | 20% | 1,256 | Apr 1 | - | TriStar Pictures |
| 3 | Above the Law | $18,869,631 | 868 | $2,037,938 | 10.8% | 350 | Apr 8 | - | Warner Bros. |
| 4 | Bright Lights, Big City | $16,118,077 | 1,199 | $5,126,791 | 31.8% | 1,196 | Apr 1 | - | United Artists |
| 5 | Return to Snowy River | $13,687,027 | 1,121 | $3,023,248 | 22.1% | 1,121 | Apr 15 | - | Walt Disney Studios Motion Pictures |
| 6 | Casual Sex? | $12,277,096 | 1,265 | $3,840,032 | 31.3% | 1,264 | Apr 22 | - | Universal Pictures |
| 7 | Bad Dreams | $9,797,098 | 1,185 | $4,008,870 | 40.9% | 1,180 | Apr 8 | - | Twentieth Century Fox |
| 8 | The Unholy | $6,337,299 | 1,189 | $2,353,452 | 37.1% | 1,189 | Apr 22 | - | Vestron Pictures |
| 9 | Sunset | $4,594,452 | 1,024 | $2,031,678 | 44.2% | 1,023 | Apr 29 | - | TriStar Pictures |
| 10 | Critters 2: The Main Course | $3,813,293 | 1,114 | $1,898,751 | 49.8% | 1,114 | Apr 29 | - | New Line Cinema |
| 11 | Bagdad Cafe | $3,587,303 | - | - | - | - | Apr 22 | - | Island Pictures |
| 12 | Wings of Desire | $3,210,139 | 29 | $17,301 | 0.5% | 1 | Apr 29 | May 11 | Orion Classics |
| 13 | White Mischief | $3,107,551 | 87 | $24,538 | 0.8% | 1 | Apr 22 | - | Columbia Pictures |
| 14 | 18 Again! | $2,567,099 | 1,152 | $1,475,645 | 57.5% | 1,152 | Apr 8 | - | New World Pictures |
| 15 | The Moderns | $2,011,497 | 28 | $20,283 | 1% | 1 | Apr 15 | - | Alive Films |
| 16 | Stormy Monday | $1,791,328 | 49 | $44,734 | 2.5% | 2 | Apr 22 | Nov 17 | Atlantic Releasing Corporation |
| 17 | Lady in White | $1,705,139 | 107 | $282,652 | 16.6% | 90 | Apr 22 | - | New Century |
| 18 | Two Moon Junction | $1,547,397 | 458 | $558,908 | 36.1% | 458 | Apr 29 | - | Lorimar Motion Pictures |
| 19 | A Time of Destiny | $1,212,487 | 220 | $509,397 | 42% | 216 | Apr 22 | Jun 23 | Columbia Pictures |
| 20 | Appointment with Death | $960,040 | 465 | $603,650 | 62.9% | 465 | Apr 15 | - | Cannon Film Distributors |
| 21 | Da | $644,532 | 1 | $11,085 | 1.7% | 1 | Apr 29 | - | FilmDallas Pictures |
| 22 | Powaqqatsi | $589,244 | 22 | $27,899 | 4.7% | 1 | Apr 29 | - | Cannon Film Distributors |
| 23 | World Gone Wild | $323,947 | - | - | - | - | Apr 22 | May 26 | Lorimar Motion Pictures |
| 24 | Plain Clothes | $289,323 | 193 | $222,681 | 77% | 193 | Apr 15 | Apr 21 | Paramount Pictures |
| 25 | Bellman and True | $226,944 | 8 | $21,428 | 9.4% | 4 | Apr 1 | - | Island Pictures |
| 26 | Matador | $206,952 | - | - | - | - | Apr 29 | - | World Artists |
| 27 | Eat the Rich | $200,723 | - | - | - | - | Apr 22 | - | New Line Cinema |
| 28 | Mondo New York | $193,209 | 1 | $10,752 | 5.6% | 1 | Apr 22 | - | Fourth and Broadway |
| 29 | The Blue Iguana | $161,398 | - | - | - | - | Apr 22 | Apr 28 | Paramount Pictures |
| 30 | Consuming Passions | $118,206 | 5 | $5,373 | 4.5% | 1 | Apr 6 | - | The Samuel Goldwyn Company |
| 31 | Love at Stake | $61,789 | - | - | - | - | Apr 15 | - | TriStar Pictures |
| 32 | The Lighthorsemen | $33,779 | 16 | $23,645 | 70% | 16 | Apr 8 | Apr 14 | Cinecom Pictures |
| 33 | State Park | $421 | - | - | - | - | Apr 22 | - | Atlantic Releasing Corporation |
