Stone and Keller investigate the murder of a society publisher whose method was to coerce subscriptions from wealthy clients by blackmailing them. The investigation leads the detective to a wealthy woman and her daughter, who were among the ones being blackmailed and who still have secrets to hide.

An old college friend of Steve's is now a father - and part of a vigilante group fed up with the rampant crime in their neighborhood. Their latest crackdown, however, leaves a police informer dead.

Two "Gunsmoke" writers teamed on this modern-day Western set at a rodeo in San Francisco's Cow Palace. A bronc rider dies in what appears to be an accident. A rodeo clown looks around the scene after the police leave and discovers the rider's rope -- which was cut almost halfway through before it broke, leaving the bronc free to throw him. The police come back to investigate the scene, and before long the chief suspect is also murdered in another "accident."

Two firemen are killed in a warehouse fire, one of them Stone's friend, and he and Keller are drawn into an arson investigation.

Det. Keller goes undercover as an ex-con musician to bust a crooked parole officer and his ring of parolees.

Stone and Keller suspect there is more to a string of college campus shootings than meets the eye.

A woman who has dedicated her life to a prominent family fails to see her neglected son has fallen in with a psycho - and may have helped him kill a woman.

A wealthy woman, whose daughter is kidnapped and held for ransom, has more faith in a female psychic than Stone and Keller.

An undercover cop is murdered with Mike Stone's gun and a hotshot young inspector seems determined to pin the rap on Stone.

A single girl named Barbara has a baby and is then told the baby was stillborn. However, she thinks it is alive and starts asking questions at the unwed mothers home where she lived.

Angered by the rising cost of health care, an old man tries to pay his friend's bills by threatening a businessman with the bombing of his buildings.

Three runaways from Oregon, George, Jack and Sharon Morgan are squatting in an abandoned house. Sharon is very sick, but money is very limited. George decided to break into a local pharmacy after hours to obtain some medicine.

Three escaped convicts leave a path of destruction behind them as well as causing friction between Keller and his girlfriend, Connie.

Detectives Stone and Keller investigate how a contract killer obtained inside information on the movement of a mob witness.

Four men plan to heist radioactive gold over a poker game. Then find out that it is mixed with Uranium.The man smelting and forming the planchets gets radiation poisoning and it goes down hill for them fast.

A street informer is shot while trying to pass information on a big bust. While in the hospital they try to kill him again. What does he know?

Rick Nelson stars as a flute playing "Pied Piper" talking teenage girls into prostitution. He convinces them he loves them and will take care of them. He actually is a ruthless killer who will stop at nothing to protect himself.

A rich man is murdered over a stamp collection which turns out to be an insurance scam.

A small timer robs a hardware store and after smacking the owner finds the safe open with two bags of money inside. He think he's hit the big time until he finds "the book". Running from both the mob and the police he runs to Alcatraz.

Stone and Keller are forced to defend a mob boss from an inspector with a terminal illness and nothing to lose.

A religious man is killing clergy. Lt Stone and Inspector Keller race to find a connection between the clergymen to each other and to the killer. When they figure out who the next victim is Mike Stone puts on the collar.

A young executive stole money from his company, he then robs a bank to replace it. The robbery goes wrong and a security guard is killer and his live in client happens to be working at the bank that day as a part time teller.

An angry father swears vengeance against Keller, who shot and killed his youngest son while trying to stop a robbery - but the truth is even more devastating.