A scientist disappears, sparking fears at the research centre where he works that he might have defected. Suspicious at the nature of the evidence and concerned for a wife clearly devoted to her missing husband, the Chief investigates further, and finds that another of the scientists at the centre is developing some very dangerous technology indeed.
Sketches are a visit to the doctor where you get more than you expect, we see a magic ring, there is a routine set in a pub, we find out hot to get married, two old men from the services reminisce, Ronnie gives us some parish news, and the main production this week is Star Trek. The performances in this episode are by Pan's People, who perform a dance routine, and the group Design.
Harley Foster and his son Jodie are introduced to the series. Harley roams the countryside doing odd jobs. Jodie has had no formal education. Verdie Grant takes a strong liking to Harley and eventually persuades him to stay on Walton's Mountain.
Caught between a Gatling Gun and a fort full of murderous killers, Caine must rescue a stolen chalice in order to make restitution for a dead Franciscan priest.
Magician Tony Blake discovers that Julie Carter, the singer who opens his stage illusion show in Las Vegas, has been kidnapped. Against her fiance's wishes, Tony gets involved in trying to rescue the girl, but his helicopter surveillance plan fails. Tony now finds time running out to locate and rescue Julie before the kidnappers kill her.
Buildings are being set on fire on Sundays, and a known firebug is the top suspect. However, McGarrett begins to think that others may be responsible.
A gunfighter wants to forget his past... and wants everyone else to forget it too. Unfortunately for him, this is not easy to accomplish...
Lucy Carter, a widow with two teen children, takes a job as a secretary for her stuffy brother-in-law.
A wine connoisseur kills his half- brother to prevent him selling the family winery to a merchant company so he can pay off his gambling debts.
Danny has started following Keith and Laurie around all the time. He even tries dressing and acting like Keith. Ruben suggests he try baseball so he can be around kids his own age. Danny hates baseball, but turns out he is a good pitcher.
Rev. Dan Bradford seeks professional advice from Bob then makes a startling announcement in his Sunday sermon.
The crew of Los Angeles County Fire Department Station 51, particularly the paramedic team, and Rampart Hospital respond to emergencies in their operating area.
Goober and the gang are aboard an old pirate ship called the Sea Witch for publicity pictures. The Sea Witch is soon set adrift by the salty spirits led by Captain Dunk. They also encounter Dunk's nicer twin brother Dink.
Showbiz must be treating former Get Smart agent Don Adams badly — he's been reduced to running the Adams Extermination Company. When he's sent to Horror Hill to eliminate the vermin from horror actor Lorne Chumley's mansion, the gang helps out, unaware of the dangers that lie within.
On the advice of their marriage counselor, Lou's wife, Edie, decides to move out. Lou is heartbroken by the prospect.
Hawkeye and Trapper receive high-level flak when they buck the brass to report the "friendly fire" shelling of a South Korean village.
Gloria brings home a Rodin replica for the living room, but the erotic sculpture makes Archie cringe.
A French girl in London finds herself in the awkward position of owing money to a Soho crime boss. But when she pays him off, he contemptuously sets fire to the money. Why?
Rollo and Lamont are managing a girl singing group from Philadelphia, The Three Degrees. They stay at the Sanford house while preparing for a talent show at the Safari Club. Fred is against the notion at first until he meets the three sexy girls. At the Safari Club, Lamont is surprised when Fred and his friends arrive and they start heckling the other acts.