The Streets of San Francisco : Season 3

When a high-ranking hoodlum's son is found murdered he brings in the help of the adrogynously named ""Sydney""--a hit woman who's assigned to murder the three thugs responsible. Stone an Keller are looking for them, too. Somehow Sydney becomes Keller's next door neighbor and a relationship develops during their investigation. When Stone & Keller discover two of the hoodlums have died before they can be brought into custody, Stone suspects the worse: his partner is sleeping with the killer.

Bill Bixby plays a hit man who plans on assassinating a Red Chinese Leader on a State Visit to San Francisco. He also dresses up as a nun(a la Max Klinger) to gain accsss to his hiding place.

John Davidson plays a drag role of ""Carole Marloe"", which I think he's a female impersonator doing Carol Channing. Davidson dates older men as ""Carole"" and kills them using a hatpin to the heart.

A woman (Joanne Linville) secretly conceals an affair with a married diplomat (Edward Mulhare), whose wife hires a youth(Steven Keats)to threaten to kill her.

When five terrorists whose plan to pass through a security checkpoint at a boating dock fails, they flee taking on several hostages including Inspector Steve Keller, in order to try and demand safe passage to flee the country or they'll blow up the hostages.

A troubled teen from a broken home is suspected of shooting a friend's stepfather.

Lieutenant Michael Stone and Inspector Steven Keller investigate the murder of women. The murderer was wearing an officers uniform of the United States Air Force.

A single .25 caliber pistol affects many lives in a single weekend.

A hispanic police officer (Martinez) is fed up with his old neighborhood being turned into a narcotics haven by a pusher named Perez. Attempts to convict him have been repeatedly unsuccessful. The officer then goes as far as planting incriminating evidence to bring the pusher to justice.

Keller goes undercover at a mental hospital to uncover the truth about a string of mysterious deaths.

Set in a midtown hotel, ""Labyrinth"" tells the story of a prizefighter who was supposed to throw a fight but didn't. Some representatives from the mob meet him to ""discuss the matter"" in his hotel room. He ends up beating up one of the men and throws him out the window. He beats up the other two and is shot in the process, but not fatally. He runs from the room and holding the gun he hides in another room with an adulterous couple. Stone and Keller are called in to investigate the hit ma

Against his will, Stone gets a new partner while Keller recovers from a gunshot wound. Hippie-haired narc Al Walczinsky isn't too happy about having Stone as a partner either. Together they try to break up a narcotics ring that's gone murderous -- until Stone suspects that Walczinsky's in on the racket.