Overview
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.
Cast
- Scott Brady as Commander Wayne
- Sheree North as Dr. Rene Peron
- Gary Merrill as Dr. LaSatier
- John Howard as Dr. James
- Wende Wagner as Sandra Welles
- Mike Road as Hugh Maddox
- William Thourlby as Tex
- Biff Elliot as Dr. Wilson
- Roy Barcroft as Skipper
- James Hong as Ho Lee