Darrin forbids Samantha to attend her cousin Mario's wedding in Egypt. Endora, who is livid, states that Darrin is in "big trouble". Darrin gets a new assistant named Gideon Whitsett. Darrin is convinced Gideon is a warlock enlisted by Endora as a series of events makes Darrin look bumbling and stupid in front of a new client, and in turn makes Gideon look fantastic. Samantha uses a little magic to find out that Gideon is actually a conniving young man.

Samantha and Darrin spend the night at a hotel and Samantha briefly changes her hair to brunette. Larry spots them and thinks Darrin is having an affair. Larry proceeds to tell Louise. Louise meets with Darrin at a hotel hoping to convince him to drop the other woman. Larry spots them and thinks Darrin's other woman is Louise.

Samantha and Endora enjoy lunch at a great pizzaria owned by Mario. It seems that he is not selling pizzas and his business is going down the tubes. Samantha and Endora try to help out Mario, but ends up getting Darrin's job in danger.

Endora invites Darrin and Samantha to a wedding out of town, but Darrin is not sure that Larry will give him a day off. Endora thinks about turning Larry into an object, but thinks better of it when she asks Larry to let Darrin go. Endora learns that he is looking for a teddy bear for his son and she brings a teddy bear to his office. Darrin thinks the worst when he sees the teddy bear sitting in Larry's office, and after a series of misunderstandings, everything clears up when Larry actually walks in! It seems that Larry was out somewhere and Endora left the teddy bear in his office while he was out.

Aunt Clara remembers the spell to bring Franklin back when nosy Gladys Kravitz tells all about the Stephens' happenings. It seems that Franklin will be punished to the full extent of the law when Larry tells about how great a publicity stunt it is, with the District Attorney listening! With a little bit of magic, Samantha gets the people to root for Ben Franklin. In court, Samantha tells everyone that Ben Franklin has done no harm ever since he appeared and that he cannot be accused for stealing his own property. The judge drops all charges and Franklin is free to go.

As the final season begins, Samantha and Darrin take another vacation- all around Europe. Their vacation begins in the Tower of London where they are taking a tour. As they are touring, Samantha gets a call from one of the paintings- a nobleman on horseback. It seems that an evil witch had placed a curse on the nobleman, trapping him into a painting for a thousand years. The witch and the noble were destined to be married during Henry VIII's reign, forgetting that he was already married, the reason why he was placed in the painting. Being a nice person, Samantha lets him out. The moment he is released, the evil witch Malvina the Terrible appears. As punishment for breaking the curse, Malvina sends Samantha back to Henry VIII's time period. Once there, Samantha forgets who she is or why she is there. She comes across a group of instrument players and joins them in entertaining the infamous king, who falls for her. Darrin gets Endora to help him find Sam and save her with a kiss so she c

When Darrin begins searching for a beautiful model to play "Miss Jasmine", Endora sees it as an opportunity to break up her daughter's marriage and sends a gorgeous witch to seduce him. Samantha recognises model Janine Fleur as Sarah Baker the witch. Sarah is determined to fulfil what she set out to do, namely seduce Darrin despite Endora calling off the contract. Samantha, who still has faith in her husband, just wants her battle with Sarah to be on an even playing field.

Aunt Clara comes to visit when Samantha meets Darrin's parents or the first time, his mother, Phyllis feels pushed aside, but his father Frank likes Samantha, thinking she's a lovely girl. When her daughter-in-law serves a magnificent dinner, Samantha confesses that it was actually Aunt Clara who helped her with the food, and that she is still learning how to be a magnificent cook.

Samantha hires Zeno the Great to perform at a charity bazaar and becomes his assistant to help the magician gain self-confidence. When Roxie, Zeno's former assistant, returns to capitalise on his newly found fame, Samantha tries to stop the scene-stealing.

When an ankle injury confines Darrin to bed, Samantha enchants the house so it can fulfil Darrin's needs. Darrin becomes intoxicated with the idea of magic, and starts encouraging Samantha to use her powers, but the change is not all for the better. Darrin quits his job and wants to travel the world. But soon he comes to realise he likes his old life better.

Promising to behave when she meets Darrin's parents, Endora turns on the charm and is promptly accused by Darrin's mother Phyllis of trying to steal her husband Frank's affections. Frank takes Endora to a play when Phyllis refuses to go. Phyllis wants a divorce when Frank doesn't come home that night, but he actually locked himself out and stayed at the club. Endora and Samantha use a little witchcraft to get them together.

Knowing that Darrin needs a new model for a campaign, Samantha turns a stray Siamese cat into an attractive woman named Ling Ling. Ling-Ling, who knows she's a cat brings those cat sensibilities to her human life, Wally starts to fall in love with her. Ling-Ling likes the attention she is receiving from Wally and wants to stay human. Samantha has to figure out how to tell Darrin the truth about Ling-Ling while she and Darrin try to persuade Wally that Ling-Ling is not the right woman for him.

The mayor, ignoring his constituents' request to have a traffic light installed at a busy intersection, needs some of Samantha's witchcraft to convince him otherwise.

To assist her daughter in a dress fitting, Endora transforms herself into a double of Samantha. While at the fitting, Robert Frazer, a young writer, becomes smitten with her. Endora decides to cavort with him as Samantha. Meanwhile, Gladys Kravitz thinks Samantha is having a secret affair. There are further complications when it turns out that Bob is an old friend of Darrin's. Endora shows up as Samantha at a dinner that Darrin, Sam and Bob are having. Bob now believes Endora is Sam's twin.

After an argument while he is teaching her to drive, Darrin enrols Samantha in a driving school. The owner assigns his nervous brother-in-law Harold to teach her. Samantha gives Harold a little self confidence.

Samantha uses her powers to open her garage door as Gladys is watching from across the street. Darrin and Samantha buy an electric garage door to avoid further suspicions from Gladys, but unseen mortal technology causes additional problems and suspicions.

While Darrin spends time with neighbour Pleasure O'Reilly's sister, Dora "D.D." Danger O'Reilly, Endora arranges for handsome warlock George to woo Samantha to break up her marriage to Darrin. But when George arrives on the scene, he isn't sure if it's Samantha he wants or Danger.

Gladys and Abner have yet another fight, but this time, the frustrated busybody kicks her husband out of the house. Abner seeks shelter at the Stephens' home and quickly wears out his welcome. Sam decides to reunite the couple by having them simultaneously dream of the day Abner proposed.

Endora decides to experiment with different looks to Darrin's face while he is taking a nap. As Samantha forgets to change him back, a horrified Darrin sees the transformation they did to his face after he awakens. He becomes self-conscious about the way he looks. Samantha disguises herself as a sexy French sculptor to help repair her husband's tattered ego.

The second season of the ""witch-com"" begins with wonderful news: Samantha is about to have a baby! Now, if she can only find Darrin, who's been changed into a chimpanzee by Aunt Clara...

Darrin has some serious labor pains in this episode. After reading a book about how pregnant mothers should be active, he starts ordering Samantha around. Endora puts a spell on him showing him how wrong he is treating Samantha. After seeing how life is when the shoe is on the other foot, he backs down.

The Stephens look after the Tate's baby while they are in London. When they return from the Tate's house with Jonathan, their baby, nosy old Gladys Kravitz finds Maurice and tells him that the baby has been born. Maurice then takes Jonathan, who he believes is his grandson, to a Warlock Club in London to teach him about witchcraft. After series of misunderstandings, Samantha clears everything up when she tells Maurice and Gladys that her baby is not due for a few months.

As a result from a black Peruvian rose, Samantha starts getting sick and loses her powers. She ends up getting green spots all over her face and needs a remedy with a rare ingredient, an ostrich feather. Just when you think that getting the ostrich feather was all they needed, it turns out that they also need the petals of the dreaded rose to make Samantha feel better again.

Samantha and Darrin need some new formal wear for a dinner party that Larry is throwing for a new client, Charles Barrows. And who supplies the beautiful clothes for them to wear? Aunt Clara, the witch with the missing links. Everything goes well, until the clothes start disappearing off the backs of the Stephens. Also, Darrin gets in trouble not only for parking in front of a fire hydrant (Aunt Clara moved the hydrant earlier, but when the clothes started wearing off, the hydrant wnet back to the original place), but for a charge of indecent exposure!

Darrin learns that the truth does not always set you free when he is bewitched by a statue placed under Endora's spell that makes everyone tell the truth.