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.

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

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.

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

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.

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

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

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.

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.

A cop framed for murder hires Harry to find his estranged daughter, a pregnant teenage addict who's on the run from killers but is the only one who can clear him.

When a psychiatrist suspects that one of her group therapy patients murdered another, she hires Harry to join them, posing as an alcoholic.

Lt. Trench is among the hostages held in a liquor store by a desperate veteran who demands that his addicted girlfriend be found and brought to him within two hours.

Harry investigates the murder of a fellow private eye in Chinatown.

An alcoholic attorney, unable to recall the events following a party the night before, hires Harry to ascertain whether she was the driver in a fatal hit-and-run accident.

Young criminologist Lester Hodges returns and teams up with his college mentor to find out who is systematically killing off members of Lester's family.

Harry searches for the connection between the suicide of an ex-cop and the shooting of an oil magnate the same night.

A ghetto youth is caught in an aborted car theft that causes the death of an officer, and is threatened with death if he reveals the name of his companion who was doing the driving.

Harry looks for a missing heiress who seems to have taken sanctuary with a religious cult.