Ellery Queen and the Perfect Crime (1941)
Several days after one of his company's dams burst, ruining the life savings of several investors, a shady power company president is found stabbed to death. Ellery Queen gets to the bottom of the mystery.
Directed by: James P. Hogan
Starring: Ralph Bellamy, Margaret Lindsay, Charley Grapewin, Spring Byington, H.B. Warner, James Burke
Links: Columbia Pictures, IMDb, Movie posters, Movie stills