Multi-talented No 1. Son "Lee" (Keye Luke) has a painting being exhibited at a gallery in Paris. For reasons that are not quite clear, though, he and his sleuthing father travel from home to France via the tiny principality of Monaco, where they encounter the rather dapper police commissioner "Joubert" (Harold Huber) and are soon immersed in a murderous plot to steal $1m worth of bearer bonds. It's soon clear that the local rivalry between Messrs. "Karnoff" (Sidney Blackmer) and "Savarin" (Edward Raqullo) coupled with some amorous antics are all adding fuel to the fire as the boys struggle to f...