Good-guy Bart warns the wrong people that their hosts are murderers — and ends up as the next possible victim.
Hoss accidentally kills a drunk he was trying to disarm. The man's brother bushwhacks Hoss, who has lost the will to live. Joe makes a promise to Hoss that he will kill Red Twilight, the vengeful brother who bushwhacked Hoss, no matter what happens, and will not let Adam stand in his way.
Dillon goes after cowboy Jake Bayloe after he guns down his partner in the Long Branch , shooting Kitty in the crossfire and critically wounding her.
Dr. Keel rescues a girl who tries to commit suicide by jumping into the Thames River. He discovers that the young lady is a trapeze artist with a visiting circus and foreign agents seek to capture her in order to force her father, a defecting scientist, to return to his country behind the Iron Curtain.
When Beaver becomes sick, the doctor thinks Beaver may need to have his tonsils taken out. Ward quickly puts Beaver's fears to rest by telling him everyone will bring him presents when they visit him in the hospital. This leads Beaver to tell everyone that he's going to have surgery but then finds out he may not need the operation after all.
While attempting to demonstrate his skill as a hypnotist to his wife and the Rubbles, Fred manages to hypnotize Barney into thinking that he is a frisky puppy, and is then unable to bring him back.
Miss Powell has a recurring nightmare about room 22 – a morgue.
Summer 1931, Chicago. Eliot Ness and his Untouchables had smashed most of the big breweries owned by the mobsters. But racketeers, taking advantage of the poverty and desperation of many immigrants, forced them to make a gallon of whiskey a day in small stills in their homes-- makeshift stills which could be put together for less than $3. The absolute boss of Little Italy is Augie ""The Banker"" Ciamino, and with whiskey pouring out of 1,000 tenement stills, he was cancelling the gains that Ness had made.
Ricky's frat brothers think he's been giving out information about fraternity activities to a school newspaper gossip columnist.
Lucas agrees to take a job as a federal undercover agent and goes to Wyoming to investigate rumors of sales of arms to renegade indians. His life is endagered by the town drunk who stumbles onto his true identity and purpose. (Part 1 of 2)
Two lame-brained Mexicali cats, Jose and Miguel, try to host an episode with Yosemite Sam plummeting again and again into a bucket of water, Ralph Wolf being continually stopped from obtaining mutton by the omnipresent Sam Sheepdog.
In Mexico, an escaped convict hides out in a monastery. Unfortunately, it is on the night when the ghost of an Aztec warrior is said to roam the halls. When a murder is discovered later that night, he must prove that he not only didn't commit the murder, but that it was in fact committed by the ghostly warrior.
Mayberry newcomers Fred and Jeannie Boone are constantly causing domestic disturbances with their fighting, so Andy decides to play marriage counselor to the bickering couple -- with disastrous results.
Flying to Missouri, Yakky gets lost and finds himself in Australia, where he befriends a baby kangaroo who "adopts" him as his brother.
Two hill people are competing for a woman's hand in marriage, and she says that she'll choose the one who brings her a lion fur coat; naturally, the suitors both hunt Snagglepuss.
After Yogi poses as a health inspector in order to take tourists' picnic baskets, Ranger Smith sets out some booby-trapped baskets to teach Yogi a lesson.
John Drake's assignment takes him to a small island off the coast of Brittany. He must protect Lady Lindsay, widow of a British diplomat, and her two young sons, from two killers.
Con artist Ferguson knocks Beau Maverick unconscious during an unsuccessful attempt to hoist a priceless diamond necklace from a French countess. Ferguson claims that the countess' diamond is fake and that he was in the process of replacing it with the real thing when Beau startled him. Ferguson offers Maverick $5,000 to switch diamonds. Beau is being set up for robbery by Ferguson and his equally devious wife.
Womanizing playboy Loring Lamont has his sights set on Arlene Ferris, his father's shapely secretary. He lures her to his beachfront bachelor pad with seduction on his mind. Arlene slaps the rotter and flees taking Loring's car back into town. Things then go from awful to good grief for poor Arlene. After her departure someone stabs Loring to death and she's suspect number one.