After a triumphant tour in Europe, a famous Negro singer encounters racial prejudice in Virginia City when he arrives for a concert.
Henry Huckaby, a local farmer and fed up with a sore back and an empty belly leaves to seek his fortune in Dodge. After several failed ideas he hits on one that may make him rich but could also cost him his life.
The search for the second key takes the travellers to a jungle where Ian and Barbara come under threat from rapidly growing plants.
Bob and Millie wake up to find they are in a strange town. Everything appears to be props - trees, animals even cars.
Mr. Drysdale buys the Clampetts a dress store using their money, and the clan decides to check it out. When they arrive at The House of Renee, they are mistaken for poor and Renee tries to help them. She thinks they need jobs. However, the Clampetts think Renee and her models are poor and starving. Renee gives the Clampetts money for food, and they think it is for them to buy food for Renee.
A discarded photograph, with Kimble in the background, leads Gerard to Chicago where he assembles a team of detectives where they trap Kimble within an eight-block radius of the city. With Kimble wondering from place to place, and being recognized by whomever he comes into contact with, he flees from both policemen and local citizens, finding refuge in a small house which is the home of two middle-aged men, named Jake Devlin and Sam Reed, whom have long argued over his innocence.
Everybody's favorite Englishman Malcolm Merriweather stops by Mayberry once again. This time he's having trouble finding money to finish his bicycle tour of America. Andy decides to hire him to help Aunt Bee around the house, but Malcolm only succeeds in making her feel useless.
An accident in a nuclear research facility opens a dimensonal doorway and allows deadly creatures to emerge.
Mateo Ibara and his wife Carla visit the Ponderosa. Ibara asks Will to return to Mexico with him. Ibara and Will fought together for Juarez's cause and Ibara saved Will's life. For this reason, Will feels obligated to Ibara, but Ben is suspicious of the man's motives.
Competing with Kitty is a fancy new woman in town with plenty of money to build a new saloon and a secret from the past life she recently left behind.
The Doctor and his friends arrive in the apparently idyllic city of Morphoton but Barbara soon begins to realise there is more to their hosts than meets the eye.
A KGB agent plays games with a defector, whose life he's been ordered to take, by giving him three hours to find and defuse a bomb he has hidden in his room.
There is excitement going on at the hillbilly’s mansion when a package from home arrives. They get everything they can’t get in Beverly Hills, including crawdads. Meanwhile, at the bank, Lucas and Pendleton are trying to find out what crawdad is. They overhear Jane on the phone with Jed saying that he will share his stock of crawdad with Drysdale. The Clampetts are trying to figure out how many crawdads they have and learn of how the government put three men on the task of finding moon(shine).
While working as a dock worker in Florida, Kimble is recognized by Marcie King, a young woman whom five years earlier asked Kimble to perform an abortion for her (illegal at the time; pre-Roe Vs. Wade). Kimble refused due to his religious beliefs, and Marcie went to another second-rate doctor to have it done. But after the operation, because of complications, Marcie can no longer have children and she incredibly blames Kimble for it. When a hurricane hits the area, Marcie and her boyfriend Harry, an embezzler on the run from the law, approach Kimble and threaten to turn him in unless he drives them to safety from the hurricane and the police looking for them.
The people of Earth surprise their alien captors when an entire neighborhood is transported to another planet as part of a plan to enslave the human race.
Helen and Thelma Lou are horrified to see Andy and Barney escorting a couple of "fun girls" from Mount Pilot the night before the big dance. The boys know they were innocently making sure the "girls' got home alright, but it will take some fancy two-steppin' at the dance to get Helen and Thelma Lou to believe it.
A headstrong Chinese girl (Marlo Thomas) visiting the Cartwrights incites labor unrest among local workers.
A dying man confesses to a murder of which he was acquitted, but Chester suspects the man was lying.
The alien world of Marinus. Perfect peace has reigned here for decades due to the mind-controlling influence of a machine known as the Conscience. But now a race known as the Voord have developed an immunity and Arbitan, keeper of the machine, has been forced to scatter the vital control keys around the planet. Now he needs the help of the time travellers to get them back - it will be an extraordinary journey, with perils every step of the way...