Lou looks for a way out when the man her dying father promised her to arrives.
When Andy and Peggy must break a date, Barney mistakenly sees this as the end of their relationship. He decides to play matchmaker to help Andy mend his broken heart, with disastrous results.
The Civil War once again divides the citizens of Nevada, as well as Adam and Joe Cartwright. One of season four's highlights, the plot involving British spy Bill Stewart, based on historical fact.
Spacely's competitor Cogswell invents a flying suit. Meanwhile, Elroy thinks he's invented a flying pill. When George picks up the wrong suit at the cleaners, he is convinced Elroy's pills actually work.
A trapper leaves his friend dying alone in order to save his own life, only later to stumble across that friend in Dodge, very much alive and wanting him dead.
Steed is trying to infiltrate a group of assassins currently based in the South of France. He robs the leader of some jewellery in order to impress him, then waits for them in the local club. It just so happens that Venus Smith is singing there.
Fred overhears Wilma on the phone mentioning ""a little stranger"" who will shortly be visiting the household. Assuming that Wilma is pregnant, Fred summon his dreaded mother-in-law. But the ""little stranger"" turns out to be Arnold the paperboy.
Wally and Eddie get jobs at the Mayfield Dairy thanks to Ward pulling some strings. They soon unknowingly find themselves involved in a plot started by the foreman and his assistant who are secretly stealing the merchandise. When Ward learns of the plot, he warns Wally who in turn tries to warn Eddie, but Eddie doesn't buy it.
A continuation of the dramatic anthology series Alfred Hitchcock Presents (1955) hosted by the master of suspense and mystery, Alfred Hitchcock.
Granny wants to go home because folks are so unfriendly and no one has come to call. Jed convinces her they should call on them, and they find that people welcome them and give them all manner of gifts when they show up on Halloween in their normal hillbilly clothes. Meanwhile, Jed works on getting Pearl to come visit while she's trying to get hitched to the oilman and find a young man for Jethrine.
December 12, 1929. That night, gangster Arnie Kurtz is in a car, watching a hit he ordered. Another car, speeding along and with a chopper blasting, guns down a pedestrian; but the victim pulls a gun and fires back, his bullet goes through the windshield. The car crashes; the driver is dead, but the hitman escapes. Arnie Kurtz goes to establish his alibi; at 10:35, his wife Stella drops in on her brother Benno Fisk, who owns a pawn shop. Stella has a job for him: deliver a payment of 100 Gs to a gangster in Washington, DC, for her hubby Arnie. Benno will be gone for 3-4 days, so Stella takes his 2 pet birds with her; Stella and Arnie are permanent guests at the swanky Lakeview Hotel.
With a storm brewing, Adam takes refuge at a way station, run by cantankerous Jesse and his young grandaughter Marty, who yearns to see what exists away from the way station. The station is also visited by Luke Martin, a killer who is running from a posse. He makes Marty an empty promise to take her with him and see the world together, but Adam steps in and suggests Luke let her alone. Everybody but Marty is relieved to see him go, but he quickly returns and holds everyone hostage to protect himself from the posse.
Two cows suddenly go missing in Mayberry and Mayor Stoner has decided to bring in a professional investigator to solve the crime. The investigator's conclusion goes along with what the rest of the town already suspects, but Andy has his own idea of what happened, an idea just crazy enough to be true.
The only way George can get a vacation out of Mr. Spacely is to accompany Space Cub Troop #54 on their camping trip on the moon. George proceeds to get lost, but is rescued by Mr. Spacely's son, Arthur.
A young woman who's heir to her father's land decides to carry out his plan to build a ditch that will impair her neighbors' access to water and perhaps trigger a range war.
A film star's stand-in is murdered, and microfilm of North American early warning systems has been stolen. The film star, despite an aversion to travelling by sea, proceeds to Montreal on a luxury liner. In an attempt to find the mocrofilm Dr King is assigned as her personal doctor, and Steed goes under cover as a steward.
The talking dodo bird that Fred gives Wilma for her birthday turns snitch, informing her that Fred and Barney are plotting to sneak away for a Water Buffalo Convention in Frantic City. Wilma, Betty, and the wives of Bedrock plan a surprise of their own at the convention.
Wally's new girlfriend Carolyn can't go out to the movies on Saturday night because she has to watch her little sister Susan. Carolyn suggests that Beaver take Susan out to the movies and that they all double date. Not wanting to let Wally down, Beaver decides to go along, despite being nervous.