[2] During World War I, American pilot Lieutenant William (Billy) Holmes (Raymond Keane) accepts an assignment with the Royal Flying Corps.

He meets an attractive French woman named Mimi (Barbara Kent).

During the dogfight, Red manages to shoot down a German plane, but is also killed.

An epic air duel breaks out, and Lebrun shoots down Billy's aircraft.

Billy survives, then commandeers another aircraft from his friend Sven Linder (Jack Pennick).

[citation needed] Principal photography took place on location at a small airport near San Diego, California.