S01E01
Dennis Goes to the Movies
Originally aired 1959-10-04
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S01E02
Dennis and the Signpost
Originally aired 1959-10-11
S01E03
The Fishing Trip
Originally aired 1959-10-18
S01E04
Grandpa and Miss Cathcart
Originally aired 1959-10-25
S01E05
Innocents in Space
Originally aired 1959-11-01
S01E06
Dennis' Garden
Originally aired 1959-11-08
S01E07
The New Neighbors
Originally aired 1959-11-15
S01E08
Tenting Tonight
Originally aired 1959-11-22
S01E09
Dennis Sells Bottles
Originally aired 1959-11-29
S01E10
Mr. Wilson's Award
Originally aired 1959-12-06
S01E11
The Christmas Story (aka Dennis & Christmas)
Originally aired 1959-12-20
S01E12
Dennis and the Cowboy
Originally aired 1959-12-27
S01E13
Dennis Haunts a House
Originally aired 1960-01-03
S01E14
Dennis' Tree House
Originally aired 1960-01-10
S01E15
Dennis and the Rare Coin
Originally aired 1960-01-17
S01E16
Dennis and the Bike
Originally aired 1960-01-24
S01E17
Dennis and the Open House
Originally aired 1960-02-07
S01E18
Dennis and the Duck
Originally aired 1960-02-14
S01E19
Dennis and the Swing
Originally aired 1960-02-21
S01E20
Dennis and the Dog
Originally aired 1960-02-28
S01E21
Mr. Wilson's Sister
Originally aired 1960-03-06
S01E22
Dennis and the TV Set
Originally aired 1960-03-13
S01E23
Dennis Creates a Hero
Originally aired 1960-03-20
S01E24
Dennis' Paper Drive
Originally aired 1960-04-10
S01E25
Dennis and the Bees
Originally aired 1960-04-17
S01E26
Alice's Birthday
Originally aired 1960-04-24
S01E27
Dennis Becomes a Baby Sitter
Originally aired 1960-05-01
S01E28
Dennis and the Starlings
Originally aired 1960-05-08
S01E29
The Party Line
Originally aired 1960-05-15
S01E30
Dennis by Proxy
Originally aired 1960-05-22
S01E31
Dennis Runs Away
Originally aired 1960-05-29
S01E32
Miss Cathcart's Sunsuit
Originally aired 1960-06-12
S02E01
Out of Retirement
Originally aired 1960-10-02
S02E02
Dennis and the Wedding
Originally aired 1960-10-09
S02E03
Dennis and the Radio Set
Originally aired 1960-10-16
S02E04
Dennis and the Ham-pher
Originally aired 1960-10-23
S02E05
The Stock Certificate
Originally aired 1960-10-30
S02E06
Man of the House
Originally aired 1960-11-06
S02E07
The Rock Collection
Originally aired 1960-11-13
S02E08
Henry and Togetherness
Originally aired 1960-11-20
S02E09
Paint-up, Clean-up Week
Originally aired 1960-11-27
S02E10
Dennis Learns to Whistle
Originally aired 1960-12-04
S02E11
The Raffle Ticket
Originally aired 1960-12-18
S02E12
The Christmas Horse
Originally aired 1960-12-25
S02E13
Dennis' Allowance
Originally aired 1961-01-01
S02E14
Dennis' Penny Collection
Originally aired 1961-01-08
S02E15
Dennis, the Campaign Manager
Originally aired 1961-01-15
S02E16
Miss Cathcart's Friend
Originally aired 1961-01-22
S02E17
Pythias Was a Piker
Originally aired 1961-01-29
S02E18
Dennis and the Saxophone
Originally aired 1961-02-05
S02E19
Wilson Sleeps Over
Originally aired 1961-02-12
S02E20
Dennis' Birthday
Originally aired 1961-02-19
S02E21
Dennis Goes to Camp
Originally aired 1961-02-26
S02E22
Dennis' Tool Chest
Originally aired 1961-03-05
S02E23
The Going Away Gift
Originally aired 1961-03-12
S02E24
Dennis and the Fishing Rod
Originally aired 1961-03-19
S02E25
Dennis and the Good Example
Originally aired 1961-03-26
S02E26
Dennis' Obligation
Originally aired 1961-04-02
S02E27
The Dog Trainer
Originally aired 1961-04-09
S02E28
Woodman, Spare That Tree
Originally aired 1961-04-16
S02E29
The Boy Wonder
Originally aired 1961-04-23
S02E30
The Soapbox Derby
Originally aired 1961-04-30
S02E31
Dennis and the Camera
Originally aired 1961-05-07
S02E32
Dennis and the Miracle Plant Food
Originally aired 1961-05-14
S02E33
Dennis' Newspaper
Originally aired 1961-05-21
S02E34
Mr. Wilson's Paradise
Originally aired 1961-05-28
S02E35
The Fortune Cookie
Originally aired 1961-06-04
S02E36
The Pioneers
Originally aired 1961-06-11
S02E37
Father's Day for Mr. Wilson
Originally aired 1961-06-18
S02E38
Dennis and the Picnic
Originally aired 1961-06-25
S03E01
Trouble from Mars
Originally aired 1961-10-01
S03E02
Best Neighbor
Originally aired 1961-10-08
S03E03
Keep Off the Grass
Originally aired 1961-10-15
S03E04
Mr. Wilson's Safe
Originally aired 1961-10-22
S03E05
Haunted House
Originally aired 1961-10-29
S03E06
The School Play
Originally aired 1961-11-05
S03E07
The Fifty-Thousandth Customer
Originally aired 1961-11-12
S03E08
Dennis and the Pee Wee League
Originally aired 1961-11-19
S03E09
Mr. Wilson's Inheritance
Originally aired 1961-11-26
S03E10
Dennis Is a Genius
Originally aired 1961-12-03
S03E11
The Lucky Piece
Originally aired 1961-12-17
S03E12
The Fifteen Foot Christmas Tree
Originally aired 1961-12-24
S03E13
Dennis' Bank Account
Originally aired 1961-12-31
S03E14
Through Thick and Thin
Originally aired 1962-01-07
S03E15
Calling All Bird Lovers
Originally aired 1962-01-14
S03E16
Silence Is Golden
Originally aired 1962-01-21
S03E17
Dennis Has a Fling
Originally aired 1962-01-28
S03E18
Frog Jumping Contest
Originally aired 1962-02-04
S03E19
Where There's a Will
Originally aired 1962-02-11
S03E20
Mr. Wilson's Uncle
Originally aired 1962-02-18
S03E21
A Quiet Evening
Originally aired 1962-02-25
S03E22
The Private Eye
Originally aired 1962-03-04
S03E23
Mr. Wilson's Housekeeper
Originally aired 1962-03-11
S03E24
A Dog's Life
Originally aired 1962-03-18
S03E25
Dennis' Documentary Film
Originally aired 1962-03-25
S03E26
Horseless Carriage Club
Originally aired 1962-04-01
S03E27
Junior Pathfinders Ride Again
Originally aired 1962-04-08
S03E28
The Treasure Chest
Originally aired 1962-04-15
S03E29
Wilson Goes to the Dentist
Originally aired 1962-04-29
S03E30
The Man Next Door
Originally aired 1962-05-06
S03E31
Dennis and the Dodger
Originally aired 1962-05-13
S03E32
Dennis' Lovesick Friend
Originally aired 1962-05-20
S03E33
John Wilson's Cushion
Originally aired 1962-05-27
S03E34
John Wilson Wins a Chicken
Originally aired 1962-06-03
S03E35
The Bully
Originally aired 1962-06-10
S03E36
The Club Initiation
Originally aired 1962-06-17
S03E37
Community Picnic
Originally aired 1962-06-24
S03E38
Dennis and the Witch Doctor
Originally aired 1962-07-01
S04E01
The Chinese Girl
Originally aired 1962-09-30
S04E02
You Go Your Way
Originally aired 1962-10-07
S04E03
Dennis and the Circular Circumstances
Originally aired 1962-10-14
S04E04
The Little Judge
Originally aired 1962-10-21
S04E05
Poor Mr. Wilson
Originally aired 1962-10-28
S04E06
Dennis in Gypsyland
Originally aired 1962-11-04
S04E07
The New Principal
Originally aired 1962-11-11
S04E08
San Diego Safari
Originally aired 1962-11-18
S04E09
Dennis at Boot Camp
Originally aired 1962-11-25
S04E10
Henry's New Job
Originally aired 1962-12-02
S04E11
Wilson's Second Childhood
Originally aired 1962-12-16
S04E12
Jane Butterfield Says
Originally aired 1962-12-23
S04E13
Dennis and the Hermit
Originally aired 1962-12-30
S04E14
My Uncle Ned
Originally aired 1963-01-06
S04E15
Junior Astronaut
Originally aired 1963-01-13
S04E16
Wilson's Little White Lie
Originally aired 1963-01-20
S04E17
Dennis, the Rain Maker
Originally aired 1963-01-27
S04E18
The Creature with the Big Feet
Originally aired 1963-02-03
S04E19
Dennis, the Confused Cupid
Originally aired 1963-02-10
S04E20
Dennis Goes to Washington
Originally aired 1963-02-17
S04E21
The Big Basketball Game
Originally aired 1963-02-24
S04E22
Wilson's Allergy
Originally aired 1963-03-03
S04E23
Baby Booties
Originally aired 1963-03-10
S04E24
My Four Boys
Originally aired 1963-03-17
S04E25
Dennis and the Homing Pigeons
Originally aired 1963-03-24
S04E26
A Tax on Cats
Originally aired 1963-03-31
S04E27
The Uninvited Guest
Originally aired 1963-04-07
S04E28
Dennis Plays Robin Hood
Originally aired 1963-04-14
S04E29
The Three F's
Originally aired 1963-04-21
S04E30
Never Say Dye
Originally aired 1963-04-28
S04E31
The Lost Dog
Originally aired 1963-05-05
S04E32
Tuxedo Trouble
Originally aired 1963-05-12
S04E33
Hawaiian Love Song
Originally aired 1963-05-19
S04E34
The Lucky Rabbit's Foot
Originally aired 1963-05-26
S04E35
Listen to the Mockingbird
Originally aired 1963-06-02
S04E36
First Editions
Originally aired 1963-06-09
S04E37
A Man Among Men
Originally aired 1963-06-16
S04E38
Aunt Emma Visits the Wilsons
Originally aired 1963-07-07