- Status: Completed
- Score: 5.3/10
- Director: Irwin Allen
- Country: English
- Year: 1971
- Duration: 98 min
- Genres: Action,Adventure,Sci-Fi,
- Production: Mono
A group of 21st-century colonists inhabit the underwater city called Pacifica. They find they must defend the city against hostile alien forces.
In the 21st-century, a former underwater scientific installation has been repurposed as a city, known as Pacifica to the colonists who inhabit it. Now the U. S. government has plans to store the Ft. Knox gold reserves there, along with a fantastic new radioactive element. But, someone has plans of stealing the gold, and to make matters worse;, the city faces imminent destruction by an asteroid heading towards it.
Stuart Whitman, Robert Colbert, Susana Miranda, Whit Bissell, Joseph Cotten, Sugar Ray Robinson, William Bryant, Edward G. Robinson Jr., Rosemary Forsyth, Burr DeBenning, Paul Stewart, Richard Basehart, James Darren, Larry Pennell, Robert Dowdell,