When Diller and Kate retrieve the lock box from the bay, Diller opens it and the 3-chambered tray is overflowing with jewels. In the next shot, as he transfers the tray to Kate's makeup case, the chambers only show a few gems.
After one crew member is attacked by the piranha, a second jumps in and is attacked before making it back to the boat. In closeup, blood is in the water. In shots over the transom he is splashing in clear water.
One of the final shots of the destruction of the oil refinery, a crew member is in the background. The scenes use miniature model sets, so he looks gigantic.
The fire truck, ambulance, and police vehicles seen during the oil refinery fire are American models, not Brazilian models.
One shot includes a 1973 Plymouth Fury III painted with the NYPD livery. Brasil's Federal Police squad car was the Chevrolet Opala.