Season 4

Undercover cop Pepper Anderson and partner Bill Crowley aid a battered wife who refuses to press charges against her brutal husband.

Pepper sets herself up as a target by offering Congressional testimony against an international gun-running operation.

Pepper infiltrates a college drug ring to learn who is supplying cheap but lethal downers to students.

Pepper poses as a prisoner to find the killer of a rookie policewoman who was investigation a drug operation in the women's county jail.

A demented rapist-murderer is preying on hitchhikers.

A killer attired in a nun's habit is slaying members of a Greek family, leaving only a dried buttercup as a clue.

An elderly Santa Claus robs banks using trickery, to assure his indigent friends a merry Christmas.

Pepper is driven to the brink of a nervous collapse by an unidentified assailant threatening her life.

An overzealous detective becomes implicated in an extortion scam.

It is a case of mistaken identity when criminals kidnap Pepper, thinking she is the wife of an accountant who uncovered payoffs from a criminal syndicate.

Pepper resents her assignment to protect an unscrupulous former classmate who is now a political candidate.

In the midst of the investigation into the death of a race car driver, Crowley and his dying ex-wife seek reconciliation.

A local professor may be involved with a white slavery racket, so Pepper goes undercover as a college student.

A young girl from Korea is abducted and held to prevent her from talking about the murder she witnessed.

Crowley discovers a woman near death in a car trunk, but the driver — her assailant — is freed on a technicality.

A rookie cop is beaten and a man tells the police what he knows about it, only to have his son murdered.

A model agency owner, who was not a popular person to begin with, is murdered, sending Pepper undercover as a fashion model to find the killer.

Teachers are being terrorized at a high school by local area hoods, so Pepper goes back to school to go after them.

Pepper, a waterfront cop and an old sea dog go after two boat hijackers who murdered a honeymooning couple and seem willing to steal and kill more to set up a smuggling operation.

A woman tells Crowley a story of how she knew the details about a robbery but was forced to keep those facts to herself or face the consequences.

Styles's wife is facing surgery and he's having trouble concentrating on a kidnapping case.

An old friend of Pepper's gets drawn into a cattle stealing scheme.