In this episode, Dr Morelle probes the dealings of a mysterious Spanish count. His solutions to the crime are based on psychology.

In this episode, a wealthy woman, Lillian Collins, hires Marlowe to recover her stolen jewels. The plot thickens as Marlowe uncovers that the spiritual sessions are a front for a more sinister operation involving blackmail and deceit.

In this episode, Boston Blackie breaks into prison to solve a murder and prevent a convict from being framed for the crime. This plot showcases his background as a reformed thief.

In this episode, a man is on trial for the murder of his father, and Philip Marlowe is hired to find the real killer.

In this episode, Sam is hired to serve as an alibi for a Mexican man. However, the situation takes a unexpected turn when the man's daughter is shot right in front of him.

The episode 'Apache Peak' is based on the events of October 4, 1949, and involves a hitchhiker who murders a New Yorker and steals his car. Texas Ranger Jayce Pearson, played by Joel McCrea, uses scientific techniques to identify the criminal.

The specific plot details for the episode 'Double For An Outlaw' could not be found. However, typical episodes of The Lone Ranger often involve the Lone Ranger and Tonto defending the innocent and fighting outlaws in the American Old West, often involving cases of verifying the truth, exposing killers, tracking missing items from robberies, and using their diplomacy and cunning to prevent conflicts. It is possible that this episode involves a case of mistaken identity or a double-cross relating to an outlaw.

The Adventures of Philip Marlowe was a radio series featuring Raymond Chandler's private eye, Philip Marlowe. Philip Marlowe, being a loner, was the only regular character in the series. The show aired on CBS and starred Gerald Mohr as Philip Marlowe. In this episode, Philip tries to help a friend with his wayward adult son and discovers a secret. He also becomes concerned at the strange behavior of a man who runs a neighborhood fruit stand.

In this episode, Sam Spade has to explain to his secretary Effie how he is still alive, suggesting a deceptive or mysterious circumstance that the detective needs to unravel.

In this episode, a young girl named Val is given a doll by her stepmother for her birthday. The doll has long blond hair like her mother and a real-life ticking heart that can be wound up when it stops. The child becomes convinced of something, but the specific details are not revealed in the available sources.