Saboteur (1942)

Aircraft factory worker Barry Kane is wrongly accused of sabotaging his Glendale, California plant, a fire that claimed his best friend’s life. The true saboteur, Frank Fry, vanishes, leaving Kane to flee a nationwide manhunt while pursuing Fry to prove his innocence. Following clues, Kane uncovers a network of anti-American conspirators. Along the way, he involves Patricia Martin, who reluctantly helps him as the plot deepens.