Donald Briggs has brought Lois Reed back to a small town in his attempt to blackmail multiple people. He was hired by Clyde Waters to investigate the background of young Marv Adams. Adams is a college student with a knowledge of chemistry engaged to Clyde's daughter Helen. Briggs has contacted several people including Mrs. Wilma Adams and Mr. Waters from whom he wants additional money as Marv's father was executed for murder. Clyde Waters contacts Perry Mason to check out Briggs and the information he has obtained. When Perry and Paul Drake attempt to talk to Briggs, they find him dead. When the police determine Briggs was gassed, they assume Marv Adams is guilty due to his knowledge of chemistry. Perry who has looked into the trial of Marv's father, believes the father did not receive a fair trial due to poor representation and the unwillingness of the both the prosecutor and defense to involve a Miss X who was the daughter of the local minister. In order for Perry to prove his ... Written by
Did You Know?
The first episode in which the murderer commits more than one murder. See more
When Mason introduces the "newspaper photo" as evidence, since it shows great detail and no halftone dot pattern, it is obviously not from a printed paper, but is an actual photograph. See more