Walter Pidgeon brought the dime-novel sleuth to memorable life in this engaging trio of M-G-M "B" whodunits. When an aircraft maker finds its development of a high-speed plane sabotaged, it turns to "Nick Carter, Master Detective" (1939). With Henry Hull, Stanley Ridges, and Donald Meek as Carter's bee-fixated hanger-on, Bartholomew. Carter's on the case when cargo ships are suspiciously scuttled off the Panama coast in "Phantom Raiders" (1940). Meek, Joseph Schildkraut, Nat Pendleton co-star. When a suspected spy is found slain in a locked airline compartment, Nick must ground those responsible, in "Sky Murder" (1940). Meek, Kaaren Verne, Tom Conway co-star. 3 1/3 hrs. total. Standard; Soundtrack: English Dolby Digital mono.