A Mystery Woman is an admirer of Peter Gunn-and she kills to prove it.The first kill is when a hood who swore revenge against Gunn is released from prison.Then the hood's brother turns up dead.Gunn must prove he's not the killer and try to find out who is-before the gangster father of the brood comes after him.

A Mexican immigrant's son is accused of killing a drug dealer. Lt. Jacoby feels the young man had a motive and the opportunity to have committed the crime. Gunn, an old friend of the father,looks into the case. The family business plays a part in the truth of what happened.

Cliffie Thomas hires Pete to protect him from recently convicted and even more recently escaped Al Brenners. Cliffie was blinded 10 years ago by Brenners and Vic Stringer. The police think Brenners left town, but Cliffie knows otherwise because he knows Stringer has visited his newsstand a couple times. Cliffie figures Brenners and Stringer will kill him because wherever Stringer is, Brenners can't be far away. Peter Gunn is Cliffie's key to remaining...

An insurance company hires Peter Gunn to determine the ownership of $500,000 worth of jewels, which may have been stolen. They were discovered by the police in the apartment of a murdered man who's wife now has laid claim to them. Oddly, a bookie who cannot be found could figure in the solution of the case.

A hard-case who Peter Gunn helped send to prison for five years is paroled.He immediately calls Gunn and lets him know he's "on his way and you have very little time to live".Ignoring Lt. Jacoby's suggestion to leave town,Gunn has a scheme to fight it out on his own turf-but ends up in the cemetery.

A bank manager robs his own bank after disabling everyone with knockout gas. When the manager's co-conspirator escapes to Italy with the money, Gunn is hired to track the man down.

Gunn is called in by Lt. Jacoby to deal with a psychotic bomber who has escaped from a mental institution and is threatening to cause major damage unless the mayor kills himself.

A man is paid to take the blame for the murder of his boss' wife and as part of the plan he hires Gunn to look into the death.Gunn finds evidence linking the man to the crime but it seems too pat-especially to Jacoby.

A prisoner brought to court for sentencing somehow has gotten a gun and kills the judge before being killed himself.Lt. Jacoby is assigned to investigate the case and his interested friend Peter Gunn helps by using his network of informants.

A man is killed by a sniper with a crossbow. Gunn has a client with a criminal record, an upper-crust clientele sensitive to scandal, and a collection of weapons that used to include a crossbow. It was stolen and the client, Copeland (Henry Daniell), wants Gunn to find the killer before the police find Copeland. There are three more killings, including one at the house of a judge whose groundskeeper Karl (George Kennedy) controls a large unfriendly...