Approved | | Adventure, Drama
Two scuba divers find a shipwreck which may contain undiscovered treasure, however, their attempt to salvage it is threatened by scavengers.
"Underwater" was a trouble-filled production. After spending months in Hawaii shooting underwater material, the crew lost a barge full of cameras and equipment worth hundreds of thousands of dollars. They were there during the storm season and the ... ...
At the beginning of the film, Richard Egan's voiceover twice specifies that the gas in his SCUBA tanks is "oxygen". SCUBA tanks contain compressed air, which is mostly nitrogen and less than 20% oxygen. If they contained pure oxygen. the diver would go into convulsions within 20 minutes at the surface and in far less time at deeper depths.
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