Van Heflin, Marsha Hunt, Lee Bowman. A newly elected mayor on a mission for reform in his city begins to suspect that the death of his D.A. is linked to an ambitious attorney. But the mayor is murdered before he can act on his suspicions and it’s up to a forensic scientist to gather the evidence and bring the "dirty" lawyer to justice. Directed by Fred Zinnemann. 1942/b&w/74 min/NR/fullscreen.