Desc: Der Meisterdetektiv: Directed by Franz Seitz. With Weiß-Ferdl, Ery Bos, Hans Stüwe, Rolf von Goth. The niece of a prying clerk, who fancies himself a great investigator, plots with her boyfriend to trick the uncle into locating a supposed kidnapped heiress, this premise set against Bavaria locales, with music, dancing, and slapstick.