| Rank | Release
| Genre
| Budget
| Running Time
| Gross | Max Th | Opening | % of Total
| Open Th | Open | Close | Distributor
| Estimated
|
|---|
| 1 | Black Widow | - | - | - | $25,775,657 | 649 | $9,401,873 | 36.5% | - | Jul 7 | - | Walt Disney Studios Motion Pictures | false |
| 2 | The Suicide Squad | - | - | - | $19,429,012 | 644 | $4,521,101 | 23.3% | 635 | Jul 30 | - | Warner Bros. | false |
| 3 | Space Jam: A New Legacy | - | - | - | $17,676,733 | 634 | $1,877,142 | 10.6% | 603 | Jul 16 | - | Warner Bros. | false |
| 4 | Jungle Cruise | - | - | - | $17,362,774 | 610 | $3,116,434 | 17.9% | 577 | Jul 30 | - | Walt Disney Studios Motion Pictures | false |
| 5 | The Croods: A New Age | - | - | - | $13,455,070 | 649 | $958,925 | 7.1% | 602 | Jul 16 | - | Universal Pictures | false |
| 6 | The Forever Purge | - | - | - | $4,777,944 | 518 | $991,233 | 20.7% | 501 | Jul 16 | - | Universal Pictures | false |
| 7 | Spirit Untamed | - | - | - | $4,676,822 | 557 | $823,236 | 17.6% | 513 | Jul 30 | - | Universal Pictures | false |
| 8 | Old | - | - | - | $4,411,685 | 560 | $1,191,888 | 27% | 560 | Jul 23 | - | Universal Pictures | false |
| 9 | Escape Room: Tournament of Champions | - | - | - | $1,621,013 | 414 | $382,843 | 23.6% | 414 | Jul 16 | - | Sony Pictures Releasing | false |
| 10 | Freaky | - | - | - | $953,789 | 522 | $476,867 | 50% | 522 | Jul 2 | - | United International Pictures | false |
| 11 | Another Round | - | - | - | $890,623 | 166 | $283,791 | 31.9% | 130 | Jul 2 | - | StudioCanal | false |
| 12 | Summer of Soul (...Or, When the Revolution Could Not Be Televised) | - | - | - | $657,829 | 131 | $86,126 | 13.1% | 131 | Jul 16 | - | Walt Disney Studios Motion Pictures | false |
| 13 | Off the Rails | - | - | - | $506,973 | 327 | $110,957 | 21.9% | 327 | Jul 23 | - | Munro Films | false |
| 14 | Limbo | - | - | - | $402,495 | 75 | $70,346 | 17.5% | 75 | Jul 30 | - | MUBI | false |
| 15 | The Sparks Brothers | - | - | - | $334,604 | 64 | $171,007 | 51.1% | 64 | Jul 30 | - | Universal Pictures | false |
| 16 | Nowhere Special | - | - | - | $153,959 | 83 | $30,308 | 19.7% | 83 | Jul 16 | - | Curzon Film Distributors | false |
| 17 | Daisy Quokka: World's Scariest Animal | - | - | - | $146,172 | 376 | $72,971 | 49.9% | 376 | Jul 2 | - | Signature Entertainment | false |
| 18 | The Truffle Hunters | - | - | - | $115,989 | 37 | $19,886 | 17.1% | 37 | Jul 9 | - | Sony Pictures Releasing | false |
| 19 | Violet Evergarden: The Movie | - | - | - | $75,966 | 70 | $75,966 | 100% | 70 | Jul 2 | - | National Amusements | false |
| 20 | Bing's Animal Stories | - | - | - | $67,737 | 105 | $19,347 | 28.6% | 105 | Jul 2 | - | Vue Entertainment | false |
| 21 | Last Man Standing 2021 Re-release | - | - | - | $34,070 | 14 | $30,048 | 88.2% | 14 | Jul 2 | - | - | false |
| 22 | Deerskin | - | - | - | $33,857 | 61 | $33,857 | 100% | 61 | Jul 16 | - | Picturehouse Entertainment | false |
| 23 | Riders of Justice | - | - | - | $32,463 | 58 | $32,463 | 100% | 58 | Jul 23 | - | Vertigo Films | false |
| 24 | Lady Boss: The Jackie Collins Story | - | - | - | $22,514 | 8 | $15,786 | 70.1% | 8 | Jul 2 | - | Modern Films | false |
| 25 | French Exit | - | - | - | $20,473 | 114 | $20,473 | 100% | 114 | Jul 2 | - | Sony Pictures Releasing | false |
| 26 | Brassed Off 2021 Re-release | - | - | - | $19,673 | 12 | $83 | 0.4% | 1 | Jul 2 | - | Park Circus | false |
| 27 | Don't Go Gentle: A Film About IDLES | - | - | - | $19,159 | 27 | $14,043 | 73.3% | 27 | Jul 2 | - | - | false |
| 28 | The World to Come | - | - | - | $17,091 | 104 | $17,091 | 100% | 104 | Jul 23 | - | Sony Pictures Releasing | false |
| 29 | Tove | - | - | - | $9,536 | 22 | $9,536 | 100% | 22 | Jul 9 | - | Blue Finch Films Releasing | false |
| 30 | My Beautiful Laundrette 2021 Re-release | - | - | - | $9,432 | 5 | - | - | - | Jul 2 | - | Park Circus | false |
| 31 | Martin Eden | - | - | - | $9,146 | 18 | $9,146 | 100% | 18 | Jul 9 | - | New Wave Films | false |
| 32 | Night of the Kings | - | - | - | $8,408 | 19 | $8,408 | 100% | 19 | Jul 23 | - | Altitude Film Entertainment | false |
| 33 | The Most Beautiful Boy in the World | - | - | - | $7,485 | 21 | $7,485 | 100% | 21 | Jul 30 | - | - | false |
| 34 | To Be Someone | - | - | - | $6,517 | 13 | $2,667 | 40.9% | 13 | Jul 9 | - | Kaleidoscope | false |
| 35 | Bhaji on the Beach 2021 Re-release | - | - | - | $6,193 | 10 | $528 | 8.5% | 1 | Jul 2 | - | Park Circus | false |
| 36 | Poster Boys | - | - | - | $6,105 | 36 | $6,105 | 100% | 13 | Jul 9 | - | Sony Pictures Releasing | false |
| 37 | Local Hero 2021 Re-release | - | - | - | $5,871 | 8 | $792 | 13.5% | 8 | Jul 2 | - | Park Circus | false |
| 38 | 1921 | - | - | - | $5,781 | 26 | $5,781 | 100% | 26 | Jul 9 | - | Trinity Filmed Entertainment | false |
| 39 | Two of Us | - | - | - | $4,660 | 14 | $4,660 | 100% | 14 | Jul 16 | - | Peccadillo Pictures | false |
| 40 | Girlfriends | - | - | - | $4,580 | 25 | $4,580 | 100% | 25 | Jul 23 | - | Park Circus | false |
| 41 | Occupation: Rainfall | - | - | - | $3,670 | 11 | $3,670 | 100% | 11 | Jul 9 | - | Signature Entertainment | false |
| 42 | Jumbo | - | - | - | $3,061 | 10 | $3,061 | 100% | 10 | Jul 9 | - | Anti-Worlds | false |
| 43 | The Birthday Cake | - | - | - | $2,366 | 9 | $2,366 | 100% | 9 | Jul 16 | - | Signature Entertainment | false |
| 44 | The Surrogate | - | - | - | $1,997 | 7 | $1,997 | 100% | 7 | Jul 9 | - | Studio Soho Distribution | false |
| 45 | The Witches of the Orient | - | - | - | $1,967 | 7 | $1,967 | 100% | 7 | Jul 16 | - | Modern Films | false |
| 46 | I Never Cry | - | - | - | $1,567 | 9 | $1,567 | 100% | 9 | Jul 23 | - | Eureka Entertainment | false |
| 47 | Here We Are | - | - | - | $1,187 | 5 | $1,187 | 100% | 5 | Jul 23 | - | Studio Soho Distribution | false |
| 48 | Phil Liggett: The Voice of Cycling | - | - | - | $626 | 1 | $626 | 100% | 1 | Jul 23 | - | - | false |
| 49 | We Intend to Cause Havoc | - | - | - | $491 | 4 | $491 | 100% | 4 | Jul 2 | - | Bulldog Film Distribution | false |
| 50 | Mosley | - | - | - | $54 | 5 | $54 | 100% | 5 | Jul 9 | - | - | false |
