Barbara tries to change the course of history - and Ian fights for his life.
In 1914, the world was on the brink of enormous change. Worried by increasing German militarism, the French and the British entered into the Entente Cordiale against Germany and her allies, splitting Europe into opposing sides. Two shots would ignite the powder keg.
Two people in a remote cabin find signs of an extraterrestrial.
Jed puts up the cabin for Granny's birthday, which Mrs. Drysdale is not happy about. During the celebrating, a sociology student stops by and sees the Clampetts. She thinks they are Drysdale's servants and works to liberate them from what she believes to be a life of servitude.
Hilarious sequel to "Any Friend Of Walter's" in which Obie leaves Walter in Hoss' care. The three outlaws, Macy, Teague, and Willard, kidnap Walter and hold him for ransom, leaving Hoss and the returning Obie to rescue him, but matters turn out the other way.
Orval returns from seven years in prison for killing his wife's lover, vowing to reclaim his house and business. Edna tries to goad her new husband and Orval's son into a plot to kill Orval; then her head is turned by a traveling salesman.
The TARDIS arrives on Earth landing in 16th century Aztec society. Barbara goes off exploring - despite the Doctor's orders not to wander off - and is taken away by the high priest Autloc who believes she is the reincarnation of the goddess Yetaxa. They believe it is a sign that the rains - which are late - will now come. The high priest of sacrifice Tlotoxl recruits Ian to lead their army but he finds he has a rival in Ixta. Ian is less than comfortable with his role when he learns that they are to deliver the human sacrifice to the high priest at the rain ceremony. The Doctor emphasizes that they must not interfere with Aztec rituals, something that does not sit well with Barbara.
After Granny takes a cab home and gets charged for the ride, she decides that it is time for her to learn how to drive. The taxi driver who took Granny home is having trouble collecting the fair, and after a series of events begins to believe that he is in a mental hospital. Granny, during her driving lesson, mistakenly gets on the road.
An anthology series telling different and unrelated stories of espionage set in many countries and historical periods.
Gomer decides to join the Marines, and Andy helps out by secretly convincing the drill instructor that Gomer is the son of a decorated general. The drill instructor takes Gomer under his wing and gets him to pass his inspection with flying colors, only to find out later the truth behind Gomer's lineage. (Pilot episode for the spin-off series "Gomer Pyle, U.S.M.C.")
Adam and Laura are finally engaged. Adam is secretly building a house and planning for the future. Laura realizes that it's Will she is in love with. Adam is then confined to a wheelchair after falling from a ladder and out of guilt, Laura and Will deny their feelings.
A traveling salesman meets up with Bull Foot, an Indian who mainly sells vegetables. When goods are traded for a squaw, he is upset when she runs away and into the arms of Festus, whose mule she steals, only to return home awaiting sale to the next customer.
The Doctor and his friends must locate the real murderers and the fourth key before heading off for a final confrontation with the Voord
Irma Hodge's wealthy step-father, Sumner Hodge, is withholding her inheritance because he dislikes her folksinger boyfriend, Con Bolton. When someone supposedly takes a shot at Sumner, he suggest to the police that Con is to blame. Then another attempt is made on Sumner's life which proves successful. His car goes over a cliff with him behind the wheel and an investigation reveals that the brake line had been severed. Witnesses then claim Con was fooling around with the brakes minutes before the crash and he's charged with murder.
Jed becomes head of a corporation, which Drysdale organized for him as a tax write-off. The Clampetts decide they want to help out at their corporation, and get the penthouse suite in the bank building. They get all dressed up, Elly in one of her ball gowns, and go to the bank.
While on a camping trip with Opie and his friends, Barney brags to Gomer about his outdoor skills and promptly gets them lost in the woods. When Andy finally does find them, he and Gomer hatch a plan to save Barney the embarrassment and prove to everyone what a mountain man he really is.