Diagnosis Murder - Season 4 (1996)

A string of murders occurs with the same killer signature. One of the victims supposedly called Mark, but it is after she was known to be dead. The case becomes personal when the killer starts calling Mark.

Mark gets involved in the string of murders when the killer starts calling Mark. It gets more personal when the killer attacks Amanda. She manages to escape. Mark and Steve get closer to finding the killer.

Sloan and Steve probe the murder of a private eye in the not-so-pretty world of modeling.

A surgeon kills a man on the operating table for insurance money. Foul play is expected as the identity of the man becomes questionable. Mark reluctantly helps Steve with the investigation since the surgeon is a good friend of his.

A terrorist bombing leads to an undercover investigation involving an ambitious cop.

Sloan discovers a murder victim amongst the trauma patients from a bus accident.

The drug-addicted daughter of a senator is killed during an argument, but a senior aide tries to make it look like an overdose.

Sloan helps a lawyer probe a drive-by shooting at a high school which left a popular teacher dead. But her stubborn insistence that a Korean teen is responsible makes finding the real killer a challenge.

Sloan's daughter escapes the wrath of her abusive trucker husband who ends up dead.

The head pediatric nurse turns out to be an ex-prostitute whose former madam is murdered after declaring her intentions to publish a tell-all book. The suspect nurse is defended by the lawyer and murderer Darren Worthy (David Dukes).

Sloan looks for clues to solve the decades-old murder of his mentor.

Sloan enlists his friend Ben Matlock (Andy Griffith) to defend Jesse, who's accused of murdering a resident.

With Jesse falsely accused of murdering Eric Spindler, Ben Matlock (Andy Griffith) gathers all the evidence to find the real killer.

Sloan assists Joe Mannix (Mike Connors) with an unsolved murder case from 1973.

The prime suspects in the murder of a country star are a driven TV producer and her timid songwriter daughter.

A psychiatrist hypnotizes his female patients in order to rape them without their knowledge. His wife finds out of what he's doing; he then uses hypnosis to get a patient to murder his wife.

A sexy, but sinister, pharmaceutical rep has every intention of winning Sloan's heart.

A gang member does not want his sister to date Shane and a fight breaks out. Shane and his brother Terry are friends with Mark. When the gang member is found dead, Terry and Shane turn to Mark to prove their innocence.

A surgeon drops dead while operating on another doctor.

The pilot of an airliner escorting Sloan and Amanda to a medical conference in Europe is killed.

A wealthy woman, Claire Whitfield (Brynn Thayer) and her lover cook up an elaborate plot to bump off her husband, Elliott (Wayne Tippit).

A washed up comedian stumbles in his attempts to murder his more successful partner, whose wife ends up dead in the pool. But evidence soon suggests he might not be responsible.

A mad bomber whom Sloan helped put away breaks out of prison bent on revenge.