The Bowery Boys enlist in the army, only to find their old friend Louie Dumbrowsky, a decorated veteran of World War One, suddenly promoted to major. However, his new rank is shrouded in mystery, as he's the only one with the key to the powerful hydrogen ray. When foreign agents kidnap Louie, the boys go AWOL to rescue him, with the help of Marsha, a spy working for Colonel Hatfield.
Bowery Battalion
The Bowery Boys, determined to catch a group of spies, enlist in the Army to infiltrate and apprehend the culprits.