

256 minutes of Buster Crabbe punching crime in installments — the original binge before streaming existed.
A police detective is caught up in a plot to steal two million dollars in bonds.
Stunts
Buster Crabbe doing his own chaotic fistfights, furniture and all.
Production
Depression-era serial craftsmanship: twelve chapters, zero budget, maximum moxie.
Acting
Crabbe's earnest heroism vs. deliciously hammy villain turns.

Director
Ford Beebe
Trivia, insights & behind the scenes
This serial arrived at Universal's peak B-movie output, when Depression audiences craved cheap weekly escapes. The 'Yellow Peril' tropes reflected entrenched American xenophobia while Chinese-American actors like Frank Lackteen found steady—if stereotyped—work.
Buster Crabbe filmed this between Flash Gordon serials, essentially playing a earthbound space hero with better punching and worse special effects. The chapter titles were literally newspaper headlines ripped from the source material.