Domestic Box Office For May 1971
| Rank | Release | Gross | Max Th | Opening | % of Total | Open Th | Open | Close | Distributor |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Escape from the Planet of the Apes | $12,348,905 | - | - | - | - | May 21 | - | Twentieth Century Fox |
| Rank | Release | Gross | Max Th | Opening | % of Total | Open Th | Open | Close | Distributor |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Escape from the Planet of the Apes | $12,348,905 | - | - | - | - | May 21 | - | Twentieth Century Fox |
