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Season 1
Dennis successfully eludes a babysitter and sneaks out of the house to go to a cowboy movie that his parents are also attending.
Dennis successfully eludes a babysitter and sneaks out of the house to go to a cowboy movie that his parents are also attending.
Dennis and Tommy fix a fallen street signpost but fail to notice they've put it up with the street names facing in the wrong direction.
Dennis and Tommy fix a fallen street signpost but fail to notice they've put it up with the street names facing in the wrong direction.
Mr. Wilson and Dennis' father plan a secret early-morning fishing trip without Dennis, but he suspects something is afoot due to various clues they leave. Their sleep the night before is disrupted by Dennis' restless curiosity.
Mr. Wilson and Dennis' father plan a secret early-morning fishing trip without Dennis, but he suspects something is afoot due to various clues they leave. Their sleep the night before is disrupted by Dennis' restless curiosity.
Dennis tries to fix up his Grandpa Perkins with Miss Cathcart and other ladies in the neighborhood.
Dennis tries to fix up his Grandpa Perkins with Miss Cathcart and other ladies in the neighborhood.
Mr. Wilson thinks he has discovered a space satellite when in reality it is Dennis shooting glow-in-the-dark ping-pong balls out of his blaster gun.
Mr. Wilson thinks he has discovered a space satellite when in reality it is Dennis shooting glow-in-the-dark ping-pong balls out of his blaster gun.
Dennis mistakes Mr. Wilson's dahlia bulbs for sweet potatoes, and, after his bedtime, he switches the sweet potatoes for dahlia bulbs.
Dennis mistakes Mr. Wilson's dahlia bulbs for sweet potatoes, and, after his bedtime, he switches the sweet potatoes for dahlia bulbs.
Dennis helps Mr. Wilson sell a neighbor's house.
Dennis helps Mr. Wilson sell a neighbor's house.
Mr. Wilson returns from a camping trip, inspiring Dennis and Tommy to camp out in the backyard. That night, Mr. Wilson mistakenly thinks the circus train has crashed and the animals have
.. show full overview
Mr. Wilson returns from a camping trip, inspiring Dennis and Tommy to camp out in the backyard. That night, Mr. Wilson mistakenly thinks the circus train has crashed and the animals have escaped, but the noises are only the Mitchells' neighbor playing a sound-effects record.
Dennis thinks his father is broke, so he sells bottles in an attempt to make some extra money while informing the neighborhood of the Mitchells' dire straits.
Dennis thinks his father is broke, so he sells bottles in an attempt to make some extra money while informing the neighborhood of the Mitchells' dire straits.
Henry tells Dennis that he and the family are moving to New York in order to keep Mr. Wilson in town for an award he is to receive. Dennis then informs the neighborhood of their supposed move.
Henry tells Dennis that he and the family are moving to New York in order to keep Mr. Wilson in town for an award he is to receive. Dennis then informs the neighborhood of their supposed move.
Dennis is going crazy trying to find his gifts, which include a new sled.
Dennis is going crazy trying to find his gifts, which include a new sled.
Dennis meets Whip Crawford, his cowboy idol, after Mrs. Webster tells Dennis that Whip will be in the community pageant.
Dennis meets Whip Crawford, his cowboy idol, after Mrs. Webster tells Dennis that Whip will be in the community pageant.
Mr. Wilson becomes suspicious when he hears noises caused by Dennis and his friends, who have set up their clubhouse in a crawl space underneath his house.
Mr. Wilson becomes suspicious when he hears noises caused by Dennis and his friends, who have set up their clubhouse in a crawl space underneath his house.
Mr. Wilson attempts to teach Dennis about bird watching. Dennis takes care of a sick bird, which proves to be the first of its species ever found in their region, prompting a visit by an excited bird club official.
Mr. Wilson attempts to teach Dennis about bird watching. Dennis takes care of a sick bird, which proves to be the first of its species ever found in their region, prompting a visit by an excited bird club official.
Mr. Wilson purchases a rare coin for $250, but Dennis finds it and throws it in a wishing well, which was the town fountain.
Mr. Wilson purchases a rare coin for $250, but Dennis finds it and throws it in a wishing well, which was the town fountain.
When his parents won't buy him his own bicycle, Dennis attempts various ways to get one on his own, including guessing beans in a glass bowl.
When his parents won't buy him his own bicycle, Dennis attempts various ways to get one on his own, including guessing beans in a glass bowl.
Dennis' house is mistaken for a nearby open house that is up for sale, thus attracting a crowd of strangers into what the Mitchells had intended as a small party for friends.
Dennis' house is mistaken for a nearby open house that is up for sale, thus attracting a crowd of strangers into what the Mitchells had intended as a small party for friends.
Dennis gets a pet duck that causes havoc in the neighborhood.
Dennis gets a pet duck that causes havoc in the neighborhood.
Henry tries to take Alice out on their Anniversary. Meanwhile Dennis tries to build a swing in his yard and ends up chasing a cat up a tree in the process.
Henry tries to take Alice out on their Anniversary. Meanwhile Dennis tries to build a swing in his yard and ends up chasing a cat up a tree in the process.
Dennis cares for a dog named Charlie who wins a prize from the art club for his painting.
Dennis cares for a dog named Charlie who wins a prize from the art club for his painting.
Dennis meets Mr. Wilson's sister, Helen who reads the book Treasure Island to Dennis and his friends, and they become fascinated with buried treasure. Mr. Wilson draws a treasure map to trick the boys into tilling his garden plot.
Dennis meets Mr. Wilson's sister, Helen who reads the book Treasure Island to Dennis and his friends, and they become fascinated with buried treasure. Mr. Wilson draws a treasure map to trick the boys into tilling his garden plot.
Dennis goes to any length to get his own TV. Meanwhile, Mr. Wilson gets a remote control for his, which Dennis takes advantage of.
Dennis goes to any length to get his own TV. Meanwhile, Mr. Wilson gets a remote control for his, which Dennis takes advantage of.
Dennis asks a reporter to write a story about his dad with hopes of getting his picture in the paper.
Dennis asks a reporter to write a story about his dad with hopes of getting his picture in the paper.
Mrs. Holland tells Dennis that anyone who collets the most newspapers for a paper drive will win a 1985 silver dollar. Mr. Wilson finds out and wants it for his coin collection.
Mrs. Holland tells Dennis that anyone who collets the most newspapers for a paper drive will win a 1985 silver dollar. Mr. Wilson finds out and wants it for his coin collection.
Dennis and Tommy learn that local handyman Opie Swanson might have to move because his bees can't find honey. The boys move Mr. Wilson's indoor flowers outside to attract the bees, and Dennis sprays them with perfume, causing great confusion.
Dennis and Tommy learn that local handyman Opie Swanson might have to move because his bees can't find honey. The boys move Mr. Wilson's indoor flowers outside to attract the bees, and Dennis sprays them with perfume, causing great confusion.
Henry will be out of town for Alice's birthday, so he gives Dennis some money to buy her a present. Dennis's antics cause mayhem and damage in the variety store.
Henry will be out of town for Alice's birthday, so he gives Dennis some money to buy her a present. Dennis's antics cause mayhem and damage in the variety store.
Dennis winds up babysitting a little boy who is a guest of the Wilsons after his father and Mr. Wilson mistakenly both cancel their respective sitters.
Dennis winds up babysitting a little boy who is a guest of the Wilsons after his father and Mr. Wilson mistakenly both cancel their respective sitters.
Mr. Wilson has a bunch of starlings in his tree and wants to get rid of them. Dennis eventually gets rid of the starlings by putting liver in Mr. Wilson's tree which attracts a lot of cats.
Mr. Wilson has a bunch of starlings in his tree and wants to get rid of them. Dennis eventually gets rid of the starlings by putting liver in Mr. Wilson's tree which attracts a lot of cats.
The Driscolls are new neighbors, but problems arise as their phone is on a shared line with the Mitchells. Henry gets angry at Mr. Driscoll for monopolizing the line, not realizing that
.. show full overview
The Driscolls are new neighbors, but problems arise as their phone is on a shared line with the Mitchells. Henry gets angry at Mr. Driscoll for monopolizing the line, not realizing that Dennis and his friends actually were the ones using it, and furthermore that Mr. Driscoll is a valued client of Henry's company.
After hearing that the city is tearing down Mr. Dorfman's "Postman's Rest" bench in favor of a parking lot, Dennis and Tommy offer him use of their private bench they plan to build.
After hearing that the city is tearing down Mr. Dorfman's "Postman's Rest" bench in favor of a parking lot, Dennis and Tommy offer him use of their private bench they plan to build.
Dennis has nobody to play with after Joey goes home. Since nobody can drive him, he decides to walk to his grandfather's house but is stopped by the police. At the police station, he
.. show full overview
Dennis has nobody to play with after Joey goes home. Since nobody can drive him, he decides to walk to his grandfather's house but is stopped by the police. At the police station, he refuses to tell his name, is given ice cream, and causes further havoc including putting cement in Mr. Wilson's bowling ball and accidentally handcuffing an officer.
Dennis sells Valentine's Day cards in July to by swim fins, which end up causing a run on Valentine's day cards around the entire neighborhood.
Dennis sells Valentine's Day cards in July to by swim fins, which end up causing a run on Valentine's day cards around the entire neighborhood.
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