Synopsis
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.
Trailers
Technical team
Francis D. Lyon Directing
Arthur C. Pierce Screenplay
Paul Dunlap Music
Earle Lyon Producing
Fred Jordan Executive Producing
Production
United Pictures
Harold Goldman Associates
Television Enterprises Corporation