Scientist "Harper" (Frank Reicher) spends his time in his smoky lab working with his assistant "Meeker" (Hardie Albright) when he suddenly disappears and his dedicated butler "Roth" (Cyril Delevanti) asserts that he must have been murdered! Quickly it falls to "Charlie" (Sidney Toler) to help the equally proverb-prone sheriff (Al Bridge) get to the bottom of things. The house is full of gadgetry, from state-of-the-art electric gates to secret panels and high-end security throughout. Why? Well just as our intrepid sleuth is starting to wonder, the investigation is "helped" by his recently evicte...