In the Heat of the Night — Season 4

Sept 19901h

Virgil goes to Philadelphia to investigate a friends death.And Bubba (reluctantly) fills in as Althea's Lamaze coach.

Sept 19901h

Virgil is framed for murder and Gillespie travels to Philly to help him clear his name.

Sept 19901h

Gillespie sends Parker to confirm suspicions that a local truck stop is really a front for a prostitution business.When a young prostitute is found dead Gillespie is shocked at her fathers reaction.Parker is dismayed when he recognizes one of the ladies.

Oct 19901h

A mild mannered school teacher is accused of child molestation.

Oct 19901h

Gillespie and his officers are outraged when a drug courier who ran down the son of Virgil's next door neighbor makes a deal with the F.B.I. to avoid prosecution.

Oct 19901h

Bubba is reunited with his high school sweetheart, but his happiness is short lived after she resorts to murder to silence an attorney who was threatening to stop her from inheriting her late husband's estate.

Nov 19901h

The investigation into the death of an abandoned infant leads to a mentally handicapped teenager.

Nov 19901h

A lawyer has personal reasons for trying to gain early release for a man who was sent to prison after an accident he caused while drinking and driving.

Nov 19901h

Harriet and Eugene are devastated after Gene's father is arrested for murder.

Nov 19901h

Sweet is heartbroken when an elderly woman who befriended him is murdered in her bookstore.

Dec 19901h

Virgil's dream of a better relationship with his Aunt Ruda and her son is shattered when his cousin takes part in a string of burglaries that result in murder.

Dec 19901h

Gillespie receives word that a former Spartan is wanted for the murder of a socialite in Houston.But a ruthless bounty hunter, sent by the victim's jealous husband is already in Sparta and sees the man's sister as a means to locate his quarry.

Dec 19901h

In this Christmas episode the officers share memories with a reporter from the Sparta Herald.

Jan 19911h

A bottle of spiked moonshine leads to an accident that claims the life of one teen and blinds another.

Jan 19911h

A psychiatrist tells Gillespie that one of her patients has confessed to a crime that another man is about to be executed for, but she refuses to divulge his identity.

Feb 19911h

A story of two brothers one an honor student that Althea has great plans for, the other a dangerous drug dealer as they struggle to influence a younger sibling.

Feb 19911h

Virgil soon regrets telling an old friend that his new business partners are being investigated by the police.

Feb 19911h

Parker protects a blind woman who heard her neighbors murder.

Feb 19911h

A serial rapist stalks Sparta.

Mar 19911h

Bubba travels to Los Angeles to arrest an arsonist.When the man is murdered to keep him from talking Bubba teams up with a pretty insurance investigator to solve the crime.

Mar 19911h

Harriet tries to keep Eugene from giving up when his father faces the death penalty.And the police search for three suspects in connection to a robbery/murder.

Apr 19911h

Althea thinks Virgil needs a new line of work after seeing the aftermath of a deadly shooting at a roadhouse.Virgil finds himself in danger when they arrest the man who committed the crime.