A group of young men who work at an aviation factory begin to suspect that a doctor who runs an air ambulance service is secretly a spy transporting secret information from the plant to enemy agents.
Includes: Boys of the City, East Side Kids, That Gang of Mine, Pride of the Bowery, Flying Wild, Bowery Blitzkrieg, Spooks Run Wild, Mr. Wise Guy, Let's Get Tough, Smart Alecks, 'Neath Brooklyn Bridge, Kid Dynamite, Clancy Street Boys, Ghosts on the Loose, Mr. Muggs Steps Out, Million Dollar Kid, Follow the Leader, Docks of New York, Mr. Muggs Rides Again, Block Busters, Bowery Champs, Come Out Fighting
