Ships disappear on route across the Arctic Sea, and a special submarine is sent to investigate.

During the Civil War, a Southerner joins the Union Army and is accused of leaking information to the Confederates.

A golddigging femme fatale leaves a trail of men behind her, rich and poor, alive and dead.

Story of an investment agent who embezzles a large sum from an estate, hoping to cover his crime by marrying the estate’s heiress. The girl is already engaged, so he…

Dr. Bernard Adrian is a kindly scientist who seeks to cure a young woman’s polio. He needs human spinal fluid to complete the formula for his experimental serum. Meanwhile, a…

A draftswoman, the sister of an aging, alcoholic pilot, secretly uses her brother’s ideas to solve design problems for an experimental military plane in an attempt to save the company…

A Stumped insurance company is forced to re-hire the most expensive, most big-headed, but best arson investigator to solve a string of major losses.