Captain Kirk is caught between dimensions while the crew of the Enterprise works to retrieve him. All the while, the Tholians demand that the Enterprise leave their space.
Chio, an Apache half-breed and his renegades, capture Cannon's supply wagons. Just as food and ammunition for High Chaparral runs out, Chio is captured and brought to the ranch. Meanwhile, Manolito discovers Tina Granger near a burned out stage coach in an apparently unrelated incident. Tina, Chio's daughter, helps him to escape, but leaves her father when he vows to plunder the ranch to gain recognition. Feeling a loyalty to the Cannons who treated her well at the High Chaparral, she leads Buck and Manolito to the stolen supplies and joins them in a dash for the ranch pursued by Chio and his men.
A woman buys fish from a monger, and is followed home and murdered. McGarrett and the team must discover who killed her and stop smugglers from completing their operation.
Uncle Arthur is supposed to make napoleons for dessert, but ends up bringing in Napoleon Bonaparte instead! Arthur cannot remember how to send him back and Larry wants to use Napoleon to advertise detergent. Unknowingly, Samantha says the right words and he disappears back to his own time.
A friend of the Chief's is an obvious suspect in the murder of her husband, but the Chief believes that the evidence against her is too obvious. He soon proves her innocence, but is she really the victim of a frame-up, or is it all rather more complicated than that?
Young Sister Bertrille uses her ability to become airborne to help others, whether they want it or not. Although her aims are always benevolent, her means are often bemoaned by Mother Superior. The other Sisters must cope with their beloved Sister's aerodynamics and antics as she flies in and out of trouble.
After an LSD trip, photographer Robbie Larson wakes up beside the dead body of one of his models.
Matt and Doc are escorting outlaw Johnny August by train to trail for murder. Also on board and waiting along the line are his men waiting for a chance to free him.
Lucy Carter, a widow with two teen children, takes a job as a secretary for her stuffy brother-in-law.
Doctor's Office; Take a Letter Miss Jones; The Shoe Store; The Tin Pan Alley Story
A strange dog shows up on Tony's doorstep and immediately turns invisible starts attacking Tony. Jeannie arrives and saves the day and informs Tony that it her dog Djinn Djinn, who she hasn't seen in 2000 years.
The Barkleys hire a man famous for his bad luck to help harvest their crops.
Andy and Sam think it would be a good idea to have a "Civic Youth Day". They would have some children take over as Sheriff, Head of City Council and County Clerk. But just for a few hours. Mike is chosen to be Sheriff, Arnold Bailey will be Head of City Council and Martin Barton will be County Clerk. The boys study for two weeks about their jobs. On the day, Sam, Andy and Howard quickly find out that the boys know quite a bit about the jobs. Later at a luncheon, the boys are to tell what they learned that morning. The boys don't have much to say. Sam apologizes because the men really didn't give the boys the added knowledge that they obviously wanted. The boys clearly embraced their roles with far more enthusiasm than anyone thought.
The Spindrift crew find an amnesiac Earthling, Joe, but it turns out to be a ploy by giant crooks to get hold of the ship's power supply.
The IMF must stop Lewis Parma, a Syndicate man who is close to gaining total control of the food distribution industry in the U.S. To stop him, the IMF must get his hired assassin Vic Duchell to turn state's evidence, but Duchell is resolute. Jim pretends to be a merchant who resists Parma's extortion efforts so as to become a target. Duchell bombs Jim's apartment but is knocked out. He wakes up ""years later"" to find himself on death row: he's been convicted for Jim's murder and is hours away from execution. Duchell believes Parma will get him out as he did one time before, but thanks to the IMF's staging, of course Parma is nowhere in sight. Just as he is is about to be fake-executed, Duchell breaks and turns evidence on Parma, just as Parma arrives at the warehouse where the scam is going on.
A white woman abducted years before by the Paiutes is reunited with her husband, who is less than pleased to learn she has given birth to an Indian baby.
In ancient Egypt, one of the most aggressive of evil magicians, Kotep, the Scarlet Sorcerer, is defeated in battle with an opponent, and his own demons strike him with a cursing ball of fire that puts him in suspended animation, his mummified remains lasting through the passing centuries and becoming an exhibit at a New York university and the object of a professor's obsession.