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.
Robert S. Eisen | Editor |
Francis D. Lyon | Director |
Paul Sylos | Art Direction |
Paul Dunlap | Original Music Composer |
Brick Marquard | Director of Photography |
Arthur C. Pierce | Screenplay |
Earle Lyon | Producer |
Harry Reif | Set Decoration |
Kerwin Coughlin | Casting |
Robert Dawn | Makeup Artist |