A futuristic underwater sea-lab is having problems with a UFO that's parked between them and a nearby deep ocean trench. As they investigate, they attract the unwanted attention of a dangerous creature who puts the scientists and crew in danger.
Scott Brady
Commander Wayne
Sheree North
Dr. Rene Peron
Gary Merrill
Dr. LaSatier
John Howard
Dr. James
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May 1, 1966
1h 23m
4.9
Francis D. Lyon
Arthur C. Pierce
27
United Pictures
US
Harold Goldman Associates
N/A
Television Enterprises Corporation
N/A
Wende Wagner
Sandra Welles
Mike Road
Hugh Maddox
William Thourlby
Tex
Biff Elliot
Dr. Wilson
Roy Barcroft
Skipper
James Hong
Ho Lee
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