Two young men, one rich, one middle class, both in love with the same woman, become US Air Corps fighter pilots and, eventually, heroic flying aces during World War I….

A nightclub star helps trap an enemy agent on the trail of an American newsman.

After killing her treacherous step-father, a girl tries to escape the country with a young vagabond. She dresses as a boy, they hop freight trains, quarrel with a group of…

An obsessed scientist conducts profane experiments in evolution, eventually establishing himself as the self-styled demigod to a race of mutated, half-human abominations.