After inventing an anti-gravity device, a scientist (William Desmond) and his daughter (Gloria Shea) recruit a pilot (Tom Tyler) to demonstrate it in action. But the unscupulous leader of a ring of smugglers (LeRoy Mason), pretending to be a friend, tries to sabotage the plane and steal the invention.
Tom Tyler as Captain Bob Raymond
Gloria Shea as Mary Edmonds
LeRoy Mason as Mortimer Crome
William Desmond as Thomas Edmonds
Sidney Bracey as James Munson
Craig Reynolds as Blade