A dead man has been found in a locked room, along with a gun that could not have been the murder weapon.

A gang of juvenile thieves have been stealing petty items in order to gain membership into an exclusive club.

A Japanese widow is senselessly murdered, leaving her small daughter an orphan. Friday has a hard time controlling his emotions while seeking the killer.

Friday learns about a scam artist with a novel twist: he uses an authentic Congressional Medal of Honor to solicit magazine subscriptions.

Friday goes undercover with the Department's chaplain in order to break up a gambling ring.

Friday and Gannon use newspapers, radio and TV to seek the public's help in identifying a hit and run driver.

A police officer is shot while making a routine check on a pair of paroled convicts that are parked near a liquor store.

Over $200,000 worth of Imperial Jade is reported stolen in a burglary, and Friday and Gannon are on the case.

Gannon goes undercover as a buyer in order to trap fur theives.

Friday and Gannon try to figure out a pattern to a series of candy store hold-ups.

An elderly apartment manager is found to have been beaten to death with a hammer.

Two con men, posing as bank examiners, are bilking the elderly out of their life savings.

Four bandits wearing red masks commit a series of robberies.

A new officer has been arrested for robbing a liquor store while on an undercover assignment.

Friday and Gannon help an employee rescue her kidnapped boss.

A neo-Nazi psycho has planted a bomb somewhere in L.A. Friday and Gannon have to find it.

Sergeant Joe Friday and his partner Bill Gannon encounter a freaked-out young LSD user calling himself "Blue Boy"; before long, Blue Boy is "turning on" schoolchildren with the mysterious new drug.