Defying mysterious threats, two women hire Harry to find proof of malpractice against the doctor they hold responsible for the death of an old man in their family.

When a friend's son is framed for an underworld murder, Harry's only witness is a blind teenager.

To investigate an escaped mental patient's claim that she is being held prisoner, Harry checks himself into a mental institution.

Harry helps a man who has been accused of a series of strangulation murders.

A criminology student seems less interested in proving his innocence of two sex murders than in observing Harry's investigative technique.

A wealthy woman hires Harry to help her housekeeper, who admits to murdering a small-time blackmailer but refuses to discuss the reason.

Harry's investigation into the murder of another private eye results in a painful reunion with his ex-wife, who visited the victim just before he died.

Harry is looking for a man who could give a kidney transplant to his daughter, but so are two hired killers.

Manny Quinlan, Harry's old friend on the San Diego police force, is murdered when he comes to Los Angeles to take his addicted niece back home.

Harry tries to find out what happened to an AWOL sailor, his only clue being a single shoe mailed to the man's sister, who sells her furniture in order to hire him.

An aspiring actor persuades Harry to protect him from a former syndicate boss who is convinced the young man killed his daughter.

The only woman who can clear Harry of a murder charge refuses to testify.

Harry is hired by a rape victim, whose charge is likely to be dismissed because she made a false accusation against another man in a rape case some years before.

When Lt. Trench is framed for the murder of an informant, Harry tries to help him by masquerading as a drug pusher.

Harry investigates the possibility that a plane crash which killed an old war buddy and paralyzed a U.S. senator was the result of sabotage.

An elderly counterfeiter, who prints only enough money to supplement his pension, is kidnapped by drug dealers who need $250,000 in a hurry.

A woman hires Harry to find her boyfriend, who has disappeared after she helped him steal $25,000 worth of bonds from her employer.

Harry discovers that the blues trumpeter who stole his car is just out of prison and being pursued by several people, including a hit man.

Harry investigates the nursing home where his mechanic's father died suddenly, and Sue asks him to help some kids find their missing father.

A woman's former boyfriend returns from prison and wants the old suitcase he left with her, which he claims is worth $300,000.

Harry is stranded at a woman's desert home, where one member of her family is killing off all the other potential heirs.

Student criminologist Lester Hodges returns to bedevil Harry when diamond smugglers kidnap Harry's stewardess friend Sue, and force him to make an unexpected trip to Paris.

The murder of a gambling-club owner leaves Harry with two jobs: caring for her homeless protege, and searching for a book she compiled that would be worth a fortune to an extortionist.

Harry tries to protect an abrasive architect who refuses to believe that someone is trying to kill him after he witnessed a murder.

When a girl is found shot to death, Harry's simple divorce case turns into a murder investigation.