Despite the earlier Romulan war, the Romulans have never been seen in person. The Enterprise, in pursuit of a Romulan aggressor, makes a discovery that causes suspicion about a senior crew member.
Lester & Earl return with the news they are making a commercial for Foggy Mountain Soap. Jed & Granny are invited by the owner to star in the commercial. Jethro wants to direct it.
Jim Boyer Sr. returns to his wife and son living in Medicine Bow and takes a job at Shiloh. Boyer is a very capable but ignores detail in his work as he tries to earn the foreman job at another ranch Grainger is hoping to purchase.
The Catwoman "steals" the voice of a television talk-show host in the middle of an interview with Bruce Wayne. She plants clues to suggest either the Joker, Riddler or Penguin may have committed the crime. In the meantime, she has fooled Commissioner Gordon into thinking she has gone straight. She makes her first mistake when she masquerades as Miss Klutz, a dance instructor visiting Wayne Manor. Allergic to dogwood, she sneezes and gives herself away. Her next target is to "steal" the voices of British singers Chad and Jeremy. Batman and Robin eventually track her to a dance studio, where a fight erupts. After it appears the Dynamic Duo has triumphed over Catwoman's forces, she drugs them. The heroes are placed inside a chamber where the sounds of water dripping will be magnified many, many times and drive them insane.
Andy is captured by two escaped convincts and Otis and Howard ride to his rescue.
Offered $100,000 by Ralph Bronson (Gerald S. O'Loughlan) to marry his ex-wife Laura (Mary Ann Mobley), Paul believes the next man in her life, Collier Johnson (Donnelly Rhodes) to have ulterior motives.
A United States astronaut finds his life vastly complicated when he stumbles on to a bottle containing a female genie.
Despite Calhoun's best efforts at providing security while a millionaire industrialist and his wife are on the train, a group of outlaws too easily manages to break through and kidnap the man.
Victoria and Audra are held captive in the church by an outlaw and her sons.
With Bragen having taken over, the Daleks trick the rebels into turning them loose and only the Doctor can stop them wiping out the entire colony.
The identity of a criminal is confused with that of deputy marshal Thad, when a Quaker party rescues the pair from a do-or-die fight.
Double-agent Elena Del Barra is acting bizarrely, sending a microfilm of defense secrets from her own country. Rollin is sent into investigate, and return the microfilm without its theft ever being detected. Complicating matters is that an assassin, Callao, has been sent to kill her if Rollin can't figure things out in two days. Rollin convinces her to meet with teammate Dr. Enero, who hypnotizes her and learns she is suffering from a post-hypnotic suggestion to denounce the President, her good friend. With time running out, Rollin must return the microfilm, figure out the traitor, and save Elena.
Max is following a Kaos agent who is smuggling a parrot. While questioning the parrot he is freed by his lawyer and Max and 99 trail him to a pet shop. Max learns that the pet shop is a cover for Melnick, the Smiling Killer. They learn that the parrots are being used to memorize secret information and then smuggled out of the country.
The aristocratic Colonel Klink fails a routine physical exam and lands a combat assignment at the Russian front! Fearing a hard-line replacement at Stalag 13, the men must do all they can to rescind Klink's marching orders.
""The Sally Bell"" a cargo ship with $2 million in narcotics en route to the U.S. from Hong Kong, is initially lost with her crew at sea, now mysteriously shows up at a salvage yard. The only survivor, Gus Wander, knows ""The Secret"" of her special cargo with only one big problem -- he's currently unconscious.
Aunt Clara tries to help Samantha fix a lamp, and conjures an electrician, none other than Benjamin Franklin. Darrin is amazed at Franklin's appearance and Larry thinks it is a great advertising campaign for his new client Franklin Electronics. Samantha agrees to take Franklin out to demonstrate how his inventions are used in the twentieth century, but he goes out alone! After a mishap with a fire engine, Ben is arrested. Out on bail, the Stephens return home, but now, Ben disappears! Clara has remembered the spell........ to be continued.
Attempting to save Chief O'Hara from drowning inside a metal trunk, Batman and Robin find themselves under fire from the Penguin's henchmen. Batman instructs Alfred to pose as famous forger Quill-Pen Quertch (complete with false fingerprints), but the Penguin recognizes Alfred as soon as he puts on his glasses. The evil Bird-man and his cronies then visit stately Wayne manor brandishing a giant Butler-pie.
Contacted by one of the other two witnesses to the crimes of mass murderer “Kodos the Executioner,” Kirk is persuaded that the criminal may be disguising himself as an actor in a traveling theatrical troupe.
Penguin has opened a fancy restaurant called The Penguin's Nest. There every order has to be written down by the customers on a piece of paper. He then plans to get himself arrested and hand over the handwritten notes to a forger doing time by the name of Ballpoint Baxter. Suspecting a scheme, Batman urges the police not to send The Penguin back to his permanent cell. Unable to reach Ballpoint, The Penguin and his culinary cohorts escape from jail, taking Chief O'Hara along as a hostage.
Dr Smith, Will and the Robot discover an old harp under a carved out rock. They discover that in playing the right tune, it unlocks a passage to another world. In travelling here, Dr Smith meets an alien who believes to be the devil, and believes the place to be Hell. When he leaves, and the Alien shows up on the planet, Dr Smith is frightened. Judy befriends the alien, and is accidently taken to the other world. It is up to Don and John to save her, and finally Dr Smith realises it is not hell, and merely a prison world for a criminal.