Assistant District Attorney Benjamin Stone finds himself up against an ambitious black lawyer defending an admitted racist charged with several random murders.
The police suspect a cover-up in the murder of a wealthy business man when his wife refuses to allow an autopsy after a verdict of death from natural causes.
A 17-year-old boy becomes the chief suspect in the murder of his father, raising questions of self-defense and abuse that the family does not want to face.
Barney argues there is a lack of security at the Mayberry Bank and proves his case when a set-up nabs real, unsuspecting crooks trying to rob the bank.
Opie and his friend hatch a scheme to record a confession of a cunning bank robber, an exasperated Andy is forced to disregard the incriminating recording.
Aunt Bee receives romantic attention from a friendly visiting professor because she resembles his late wife, but she must tactfully rebuke the man's advances.
Andy embarks on an entrepreneurial endeavor to fund Opie's future college career by starting a coin laundry business but is forced to abandon his plan.
The Taylor household is transformed into a staging ground for the preservation of international diplomacy when Barney becomes the host of a summit meeting.
A skeleton unearthed at a building site resurrects one of Stone's old cases, bringing him face-to-face with the brilliant culprit who is seeking a new trial.
A bride from Russia is suspected of murdering her rich husband, who was threatening to divorce her just weeks before she would qualify to remain in America.
An emaciated, elderly woman is found dead of an apparent heart attack, and her granddaughter is charged with neglect and grave indifference to human life.
When a new kid moves to Mayberry and tries to bully Opie, Barney teaches Opie how to stand up for himself and gives him the "Nip it in the Bud!" speech.
After Barney provokingly tickets the governor's car and accuses Andy of setting him up, the governor is prompted to commend Barney for defying favoritism