Nancy Willows (Constance Towers), pretty blonde high school teacher, writes song lyrics which spark the careers of struggling young pianist-composer Martin Adams (Keefe Brasselle')and would-be singer Jerry Dennis (Frankie Laine). When Nancy and Martin fall in love but quarrel over her old flame, David Parker (William Leslie), Nancy returns to her teaching job. Jerry reunites Nancy and Martin and, in turn, succumbs to the charms of his new secretary Marge Stevenson (Lucy Marlow).

The crew of a U.S. Navy ship in World War II goes into battle against the Japanese fleet.

A Swedish settler starts a war when he tries to drive Dakotas off their Wyoming reservation.

With his assistant, Laura Hutchinson, Dr. David Conway develops a device to advance the fledgling science of earthquake prediction. After forecasting a large trembleor that will rock California within twenty-four hours, Conway cannot persuade the Governor to act. When the prediction proves true and further tests indicate that there are more quakes to come, Conway and Laura seek to perfect their device. Subsequent tests deep within Carlsbad Caverns discover an unknown element—E-112—that is responsible for the earthquakes and threatens to destroy the globe if it ever reaches the surface. The team determines that with only four weeks until Armageddon, the race is on to neutralize the killer element before it takes a devastating toll.

An expedition to the lunar ice caves contracts a deadly moon-fungus. Stopping en route they contaminate a space station with the fungus, which soon begins to take over the entire place.