1959 Series:
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Season One
- Dennis Goes to the Movies
- Dennis and the Signpost
- The Fishing Trip
- Grandpa and Miss Cathcart
- Innocents in Space
- Dennis' Garden
- The New Neighbors
- Tenting Tonight
- Dennis Sells Bottles
- Mr. Wilson's Award
- The Christmas Story/Dennis & Christmas
- Dennis and the Cowboy
- Dennis Haunts a Horse
- Dennis' Tree House
- Dennis and the Rare Coin
- Dennis and the Bike
- Dennis and the Open House
- Dennis and the Duck
- Dennis and the Swing
- Dennis and the Dog
- Mr. Wilson's Sister
- Dennis and the TV Set
- Dennis Creates a Hero
- Dennis' Paper Drive
- Dennis and the Bees
- Alice's Birthday
- Dennis Becomes a Baby Sitter
- Dennis and the Starlings
- The Party Line
- Dennis By Proxy
- Dennis Runs Away
- Miss Cathcart's Sunsuit
Season Two
- Out of Retirement
- Dennis and the Wedding
- Dennis and the Radio Set
- Dennis and the Ham-pher
- The Stock Certificate
- Man of the House
- The Rock Collection
- Henry and Togetherness
- Paint-up, Clean-up Week
- Dennis Learns to Whistle
- The Raffle Ticket
- The Christmas Horse
- Dennis' Allowance
- Dennis' Penny Collection
- Dennis, the Campaign Manager
- Miss Cathcart's Friend
- Pythias Was a Piker
- Dennis and the Saxophone
- Wilson Sleeps Over
- Dennis' Birthday
- Dennis Goes to Camp
- Dennis' Tool Chest
- The Going Away Gift
- Dennis and the Fishing Rod
- Dennis and the Good Example
- Dennis' Obligation
- The Dog Trainer
- Woodman, Spare that Tree
- The Boy Wonder
- The Soapbox Derby
- Dennis and the Camera
- Dennis and the Miracle Plant Food
- Dennis' Newspaper
- Mr. Wilson's Paradise
- The Fortune Cookie
- The Pioneers
- Father's Day For Mr. Wilson
- Dennis and the Picnic
Season Three
- Trouble From Mars
- Best Neighbor
- Keep Off The Grass
- Mr. Wilson's Safe
- Haunted House
- The School Play
- The Fifty-Thousandth Customer
- Dennis and the Pee Wee League
- Mr. Wilson's Inheritance
- Dennis is a Genius
- The Lucky Piece
- The Fifteen-Foot Christmas Tree
- Dennis' Bank Account
- Though Thick and Thin
- Calling All Bird Lovers
- Silence is Golden
- Dennis Has a Fling
- Frog Jumping Contest
- Where There's a Will
- Mr. Wilson's Uncle
- A Quiet Evening
- The Private Eye
- Mr. Wilson's Housekeeper
- A Dog's Life
- Dennis' Documentary Film
- Horseless Carriage Club
- Junior Pathfinders Ride Again
- The Treasure Chest
- Wilson Goes to the Dentist
- The Man Next Door
- Dennis and the Dodger
- Dennis' Lovesick Friend
- John Wilson's Cushion
- John Wilson Wins a Chicken
- The Bully
- The Club Initiation
- The Community Picnic
- Dennis and the Witch Doctor
Season Four
- The Chinese Girl
- You Go Your Way
- Dennis and the Circular Circumstances
- The Little Judge
- Poor Mr. Wilson
- Dennis in Gypsyland
- The New Principal
- San Diego Safari
- Dennis at Boot Camp
- Henry's New Job
- Wilson's Second Childhood
- Jane Butterfield Says
- Dennis and the Hermit
- My Uncle Ned
- Junior Astronaut
- Wilson's Little White Lie
- Dennis, the Rain Maker
- The Creature with the Big Feet
- Dennis, the Confused Cupid
- Dennis Goes to Washington
- The Big Basketball Game
- Wilson's Allergy
- Baby Booties
- My Four Boys
- Dennis and the Homing Pigeons
- A Tax on Cats
- The Uninvited Guest
- Dennis Plays Robin Hood
- The Three F's
- Never Say Die
- The Lost Dog
- Tuxedo Trouble
- Hawaiian Love Song
- The Lucky Rabbit's Foot
- Listen to the Mockingbird
- First Editions
- A Man Among Men
- Aunt Emma Visits the Wilsons
1986 Series:
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Season One
- So Long, Old Paint/Trembly Assembly/Private I
- A Visitor From Outer Space/Train That Boy/Genie Madness
- Cheer Up/Ghost Blusters/The Life You Save
- Shark Treatment/Jungle Bungle/Racetrack Menace
- All the President's Menace/The Love Rowboat/Wilson the Menace
- Fishing For Trouble/Future Fortune/Time Bomb
- Spah Blahs/Whale of a Tale/Disaster on the Green
- Here, Kitty/Circus Berserkus/The Monster of Mudville Flats
- The Price of Stardom/Space Menace/The Magic Flute
- Dennis' Yard Sale/The Abominable Snow Menace/It Came From the Planet Dennis
- Snowman Madness/The Invisible Kid/Home Destruction
- Chitty Moon Walk/Wet 'N Wild/Dennis at the Movies
- The Supermarket/The Big Candied Apple/The Defective Detector
- Henry The Menace/Come Fly With Me/Camping Out
- Up Up and Away (From Here)/Going Ape/Dennis the Pirate
- It's a Ruff Life/Professor Myron Mentalapse/Dennis Race 2000
- A Better Mousetrap/The Wizzer of Odd/Canine Car Wash
- Ride'Em Cowboy/Tenting Tonight/A Hare Raising Tale
- Medieval Evil/Beaver-Mania/Say Uncle
- Hopping Mad/Mayan Mayhem/The Big Power Trip
- Strong Medicine/Gold Strike/Lights! Camera! Mud!
- Invasion of the Blob/Wild West Show-Down/The Hen Party
- Up Up and Oh Boy!/The Company Picnic/Aw Nuts!
- Clip-Joint Capers/Tanks For the Memory/Second Honeymoon
- A Couple of Coo-Coos/The Cloneheads/Nothing But the Tooth
- Mummy's Little Boy/Horsing Around/Dennis Plasters Pamplona
- Dennis Predicts/Dennis and the Kangaroo Cavalry/Meatball Mess
- My Fair Dennis/A Good Knight's Work/Life in the Fast Lane
- A Nightmare at the Opera/A Royal Pain/Having a Marbleous Time
- Marky the Menace/Dennis the Genius/A Step Ahead
- The Boss Gets Scalped/Mr. Dennistein/Lean Grean Jumping Machine
- Laundry Business/Journey to the Center of Uncle Charlie's Farm/Dennis Springs Into Action
- Ruff's Hat Trick/A Moving Experience/Lemon-Aid
- Sounds in the Night/Dennis Does Hollywood/Ruff to the Rescue
- The Bicycle Thief/Menace of the Mine Shaft/Margaret's Birthday Party
- So Sorry!/Shock Therapy/Yard Wars'
- Ruff's Masterpiece/Going to the Dogs/Big Baby
- Building a Better Dog House/Dennis and the Dragon/Hic!
- Strike Up the Band/Queen of Chinatown/Tale of a Tux
- Give a Little Whistle/Charmed I'm Sure/After Hours
- Baseball's Best Ballplayer/Mr Wilson's Diet/The Backyard Band
- Double Dennis/Timber Wolves/Help Not Wanted
- Million Dollar Dennis/3-D and Me/Barber Shop Disharmony
- Bowling For Dennis/Dennis Conquers the Navy/The Longest Half-Yard
- Vampire Scare/Give Me Liberty or Give Me Dennis/Wilson For Mayor
- Dangerous Detour/The Prodigy/The Chimp
- High Steel/Bicycle Mania/Little Dogs Lost
- Dennis Destroys Dallas/Black and Blue Hawaii/Oil's Well That Ends Well
- Door to Door Bore/Dennis in Venice/Young Sherlock Dennis
- Surf's Up/Yo Ho Ho/The Karate Kiddie
- Dennis and the Deep/K-9 Kollege/Housepests
- Animalympics/No Bones About It/Dennis Takes the Cake
- Quiet Riot/The Magic Pen/A Feeling For Stealing
- Househusband Henry/Wheeling and Double-Dealing/Stop That Car!
- Lights, Camera, Auction!/Boy Ahoy! Faulty Alarm
- Hail to the Chief/Dennis in Microchipland/Handy Dandy Dennis
- Dennis the Businessman/Soccer it to Me, Dennis/Camp Over Here-Over There
- Hullaballoo at the Harmony Homes/Phantom of the Wax Museum/Dennis and the Gypsy Woman
- Attack of the Giant Tomatoes/The Dinosaur Doozy/Funhouse Grouch
- Dennis Rocks Out/Deserted With Dennis/Fashionable Menace
- Back to the Drawing Board/Part-Time Helper/G.I. George
- Wanted: Scarface Wilson/Ruff Come Home/10-4 Dennis
- Heroes Unwelcome/The Martians are Coming/Ancient Olympics
- Pool Haul/Fool for Gold/Nothin' to Be Afraid Of
- Yankee Doodle Dennis/Dennis the Barnstormer/Trial and Error
Season Two
- Frankenstymied/Space Race/The Incredible Shrinking Dennis
- The Great Pie Swap/Climb of the Century/Little Beauty Shop of Horrors
- Crummy Mummy/Swiss Family Mitchell/Pie in the Eye
- It's Magic Time/Dennis in Wonderland/Water on the Brain
- Tunnel Vision/Super Duper Dennis/Ice Show Show-Off
- Snow Wars/The Moroccan Pigeon/Dennis of the Jungle
- Young at Heart/Thor-sicle/A Word Form Our Sponsor
- A Froggy Day/Loch Ness Mess/Box Office Smash
- Menaced Marriage/Dennis of the Yukon/Seal of Approval
- Instant Replay/Underwater Wonderland/Safe at Home
- A Fox Tale/Gorilla Warfare/Shared Interest
- Kooked Goose/Pell Mell Hotel/The Old Ball Game
- The Wright Stuff/Hassle in the Castle/Wilson's Night Out
The Incredible Dennis the Menace:
Episodes
TV movies/Specials:
Animated specials/movies