Quincy is caught between two different systems of dealing with juvenile crime after a 9-year-old girl is killed in a gang shooting.
Quincy discovers a famous surgeon (Jose Ferrer) is allowing surgical residents to operate on his patients; guest Nicolas Coster.
Quincy fights for an Orphan Drug Act to force companies to manufacture obscure, but needed, medications; guest Michael Constantine.
Quincy consults a counselor in an attempt to help a suicidal colleague (Ina Balin) deal with her alcoholism; guest David Spielberg.
Quincy tries to determine whether the electrocution of a disabled baby was an accident or a murder; guest John Rubinstein.
Six people in a small town all confess to the shooting death of a man (Brion James) who had been terrorizing the entire community.
A new, cancer-killing serum turns out to be an infectious, deadly virus when a patient injected with it makes contact with people.
Quincy blames violent music for the stabbing death of a young man during a brawl at a punk-rock disco; guest Karlene Crockett.
Quincy is talked into investigating the case of a police officer who accidentally killed a hostage during a bank-robbery shootout.
Sam investigates the Yakuza, the Japanese mob, after one of their swordsmen kills his friend, a Japanese-American police officer.
A kidnapper snatches the 7-year-old granddaughter of a law professor (Lew Ayres), then uses a legal loophole to evade punishment.
A man, revealed to be the son of an underworld kingpin, is accused of setting a fire that destroyed his warehouse and killed a man.
Quincy and Emily perform a psychological autopsy to discover the truth behind a teenage girl's apparent suicide; guest Thom Bray.
An industrial worker's death is blamed on his inability to read posted warning signs; guests Gerald S. O'Loughlin, Rosemary Murphy.
The police and skeptical Quincy are forced to rely on a psychic's (Kim Stanley) powers to help them solve a series of rape/murders.
A nightclub entertainer (Roger Miller) is badly burned while free-basing cocaine during an intermission in the taping of his show.
An elderly woman (Jeanette Nolan) who confesses to killing her husband distracts Quincy from his wedding preparations.
Quincy's preoccupation with a nursing-home murder investigation angers Emily to the point of cancelling the wedding.
On their honeymoon, Quincy and Emily are trapped by a blizzard with a murderer in their midst; guests Robert Alda, Ann Blyth.
A competent midwife (Lynn Hamilton) is charged with second-degree murder in the death of an infant during a difficult delivery.
The death of a boy in a center for problem children prompts Emily to experiment with a home-therapy program for troubled families.
Quincy refuses to deal with the paralyzing fear and depression he feels after being the victim of a brutal beating by two muggers.
Two elderly vaudevillians (Keenan Wynn, Rosemary De Camp) fight the problems of old age to find the killer of their stage partner.
A team of dedicated specialists fights to save a dock worker's (Allen Fawcett) severed arm and restore his spirit and will to live.