
78 minutes
8/8/1962
An engineer, a psychologist and several other disparate types take part in an experiment to see if people can live for extended periods of time in a city built under the ocean.

William Lundigan
as Bob Gage

Julie Adams
as Dr. Monica Powers

Roy Roberts
as Tim Graham

Carl Benton Reid
as Dr. Junius Halstead
Chet Douglas
as Chuck Marlow

Paul Dubov
as George Burnett

Karen Norris
as Phyllis Gatewood

Kathie Browne
as Dotty Steele
Edward Mallory
as Lt. Wally Steele

Edmund Cobb
as Meade (uncredited)
George DeNormand
as Dr. Carl Wendt (uncredited)
Paul Power
as Author in Visiting Party (uncredited)