A team of two-fisted insurance investigators (one of whom disguises himself as The Masked Marvel) endeavor to discover and thwart the loathsome saboteur Sakima.
Man-woman team of investigators uncover a gang whose mad scientist leader has developed an invisibility chemical and plans to build a mercenary army of invisible men.
Irrepressible Helen Rhinelander, the daughter of a railroad president. A dastardly villain, Segrue, however, desires not only Helen but also the plans for a new railroad.
A criminal mastermind known as The Crimson Ghost is out to steal a device called the Cyclotrode, which can short-circuit all electrical current on the planet.
Professor J. Waldo Purrington wants breakfast but has run out of food, he spots a fish truck outside but he has no money to pay for a fish so he decides to steal one, but he remembers his calendar quote "honesty is the best policy", so he can't bring himself to steal it, so he decides to try and make one fall out of the truck so he won't feel guilty.
All-American singing cowboy Jimmy Wakely went below the border in this musical Western from the assembly line at Monogram, performing such ditties as Adios Mariquita Linda, Rose of the Rancho, the inevitable La Cucaracha, and his own title tune.
A plain-Jane math professor (Joan Davis) at a small midwestern college is talked into journeying to New York on behalf of a colleague who has written a steamy bestseller under an assumed name.