L = Lawrence Finch

M = Mitchell

N = Newspaper that Dennis and Tommy start

O = Officer Grant

P = Pest = Dennis to Mr. Wilson

Q = Quiet time Mr. Wilson wants as he tries to get away from Dennis

Rambunctious but meaning Dennis

Sylvia Field

Tommy Anderson

U = Miss Cathcart's Sunsuit

V = Venting Mr. Wilson does often, as Dennis exasperates him

W - washing machine: Dennis and friends set up Mrs. Elkins' old washer in Tommy's garage to start a laundry business

X. = eXasperrating = Dennis to Mr. Wilson

Y = Young boys Dennis and Tommy

Z = Zest for mischief! = Dennis

A = Alice Mitchell

B = Billy Booth

C = Collection of stamps George has

D = Dennis and the Signpost

E = Eloise Wilson

F = Fishing trip

G = George Wilson

H = Herbert Anderson

"Innocents in Space"

Joey

K = Kittens: Mrs. Elkin's cat "Dave" who became "Theresa" had kittens

L = Lovesick Helen

M= Margaret

N = Nice coin and stamp collections Mr. Wilson has

O = Over-energetic Dennis

P = Parents Henry and Alice

Q - Quigley, Otis

R = Rounding up cats for an ordinance that requires cats to be licensed (Mr. Wilson)

S = Sylvia Field

T = The Fishing Trip

U = Unruly hair on Dennis

V = Volunteering that Dennis was willing to help out with

W = Warehouseman in one episode

X = Extra mischievous Dennis

Y = Young boy Dennis

Z - Zambezi

A = Aunt Emma

B = Bird lovers convention

C = Catherine Driscoll

D = Dennis!

E = Elderly Mr. and Mrs. Wilson

F = Frogs which Dennis liked to play with

G = Gloria Henry

H = Henry Mitchell

I = Irritating = Dennis to Mr. Wilson

J = Jeannie Russell

K= Keep Off The Grass

L- Lovable pest , Dennis

M= Mr. Wilson

N = Nervous medicine for Mr. Wilson

O = Over-the-top, desperate for a man Miss Cathcart

P = Pest = Dennis to Mr. Wilson

Q = Quiet times Mr. Wilson wishes he could find more of without Dennis around

J - Johnny Brady, a nasty kid whom Dennis disliked.

K - Mr. Krinkie

L = Loving couple, the Wilsons

M = Miss Cathcart

N = Neighbors, Dennis and Mr. Wilson

O = Opie Swanson

P = Pioneers, The (episode from season 2)

Q = Mr. Quigly

R - Rare Coin, Dennis and the

S - Sara Seegar

T - Tool Chest, Dennis'

U = Under his skin where Dennis gets with poor Mr. Wilson

V - Verna Felton, guest in the final episode, as John Wilson's Aunt Emma

W - Mr. Wilson

X - X marking the spot where Wilson had Dennis dig for "treasure."

Y - Yelling that Dennis does often

Z - Zzzzzzzzzzzzs when Mr. Wilson finally gets to take his naps

A - Andersons

B - Building a tree house for Dennis--Mr. Wilson was against it.

C - Community Picnic

D - Dennis and the Starlings

E = Exhuberance & Enthusiasm = Dennis has tons of them!

F - Fonda, James - producer

G - Gloria Henry

H = Henry Mitchell

F = Fun, Dennis has lots of it

G = “Gee, Mr. Wilson”.....

H = Hank Ketchum

I = I'm going to write Mr. Mitchell another ticket for walking on the grass. ~ Officer Grant

J = Johnny Brady

K - Krinky the newspaper guy

L = Lucy Elkins

M - Margaret Wade

N = Ned Wever

O = Dennis and the Open House

P - pen that Dennis kept his duck in

Q - Quarrels between Miss Cathcart and Mr. Wilson

R = Rearranged the kitchen cabinets, that housekeeper Mr. Wilson hired

S - Stewart, Dennis' friend in season 1

T = Trouble, which Dennis has an uncanny knack for creating.

U = Underfoot all the time = Dennis

V - Valentine cards Dennis was selling in July

W = Mr. Wilson

X = X-rays which Dennis may have needed when he had that loose tooth

Y - yak, one of the few animals Dennis didn't bring home

Z Zealous about mischief! = Dennis

A = Alice Mitchell

B = Bothersome = Dennis to Mr. Wilson

C - closet that Mr. Wilson got locked in, twice.

D = Dennis Mitchell

E = Exasperated Mr. Wilson by Dennis' antics

F = Fremont

G - Georgianna, Wilson's niece

H = Henry Mitchell

I - Ill, Dennis was, in "Junior Astronaut".

J - Jeannie Russell

K - Krinky, the newspaper man

L = Louise

M = Mr. Wilson's Award

N = Nuts, which Mr. Wilson seems driven to by Dennis

O = Out of Retirement

P - Pete, a teenager in a fourth season episode

Q = Quintessential crank Mr. Wilson

R - Russell, William D., who directed a few episodes

S - Soapbox Derby that Dennis enters

T - Tommy

U - Uncle Ned

V - Valentine cards Dennis was selling in July

W - Whip Crawford

X - X marked the treasure location on Dennis's map

Y - Yelling of Great Scott by Mr. Wilson

Z - zigzag of Dennis on his scooter

A - Alice Mitchell

B - Billy Booth

C - Ms. Cathcart

D - Divan, frequent resting place for Mr. Wilson

E - Elderly Mr. and Mrs. Wilson

F - Frog Dennis kept in a box

G = Good Old Mr. Wilson

H - Henry

I = Irritates Mr. Wilson more often than not = Dennis

J - Jurors the kids were, in one episode

K = Hank Ketcham

L = Lawrence Finch

M - Miss Cathcart

N = Newspaper that Dennis and Tommy start

O - Open house that Dennis caused by placing a sign

P = Pest = Dennis to Mr. Wilson

Q - Quigley's store

R - Rambunctious but meaning Dennis

S - Stuart

T - Tommy Anderson

U - Universal remote, used by Dennis to tune Wilson's TV

V = Venting Mr. Wilson does often

W - Wilsons

X - Xmas episodes

Y - Spring Byington, guest star

Z = Zest for mischief! = Dennis

A - Anderson, Tommy

B = Buzz the handyman

C = Ms. Cathcart

D - Digging for gold next to Wilson's front walk

E = Esther Cathcart

F - fake coin Dennis tried to deposit at the bank

G = George Wilson

H = Hank Ketcham

I - Innocents in Space

J - Johnny Brady

K - Keep off the Grass sign, that got Henry a ticket in the park

L = Lucy Elkins

M = Margaret Wade

N - The New Neighbors

O - Over-energetic Dennis

P - Postman Mr. Dorfman

Q - Quigley, Otis

R - Rested, Mr. Dorfman did, on the bench the city wanted to tear down

S - Sylvia Field

T - Tommy

U - Unruly hair on Dennis

V - (Aunt Emma) Visits the Wilsons, final episode

W - Wilsons

X - X on Wilson's treasure map

Y - Young boy Dennis

Z - Zapping aphids in his garden, Mr. Wilson

A - Alice Mitchell

B - Baby Booties

C = Esther Cathcart

D - December Bride star Spring Byington guest stars in an episode

E = Esther Cathcart

F - Fiedler, John - appears as a bank teller in one episode

G = Gloria Henry

H - Home runs in the final inning of the baseball game coached by Mr. Wilson

I = Irene Tedrow

J = Joey McDonald

K - Kearns, Jos.

L - The Party Line

M - Mr. MacTavish, who Dennis wants to be in the school play

N - Nervous medicine for Mr. Wilson

O - Operator that Dennis calls to get the fire dept. when Mr. Wilson is trapped in the bathroom with a space helmet on

P - Paint-up, Clean-up Week

Q - Quigley, who regretted laughing at Wilson for not being able to whistle (because of what Dennis, who really showed himself, did)

R - Riviera Ballet

S - Sam, Dennis's frog

T = Tommy Anderson

U - Uncle Ned

V = Verna Felton

V = Guest star Vaughn Taylor

W = Mr. Wilson

X - Xray for Wilson when he injures himself in the garden

Y - Sylvia Field

Z - Zap the bugs in Wilson's garden

A = Alice Mitchell

B = Building a tree house for Dennis--Mr. Wilson was against it.

C - The Creature with the Big Feet

D - Dennis

E - Erin O'Brien-Moore plays a headstrong actress who wants John Wilson to write her biography.

F = Fremont

G - Gloria Henry

H = Herbert Anderson

I - Mr. Wilson's Inheritance

J = Jeepers Mr. Wilson....

K - Kearns, Jos.

L = Lucy Elkins

M = Margaret Wade

N - The New Neighbors

Obnoxious = Margaret to Dennis, at times

P - Dennis' Paper Drive

Q = quintessential grouch Mr. Wilson

R - Robert John Pittman

S = Sylvia Field

T - Taylor, Dub -- played Opie the handyman and was on other SG shows of the time

U - Uncle Ned

V - Dennis and the TV Set

W = Mr. Wilson

X - Example, from Dennis and the Good Example

Y = Yelling at Dennis mostly (but others too!) = George Wilson

Z = Zealous about mischief = Dennis

A - Arnold Peyser, a writer

B = Billy Booth

C = Carl Cadwell

D - Dennis and the Picnic

E - Elderly Mr. and Mrs. Wilson

F - Father's Day for Mr. Wilson

G = George Wilson

H = Hank Ketcham, creator of Dennis the Menace

I - Mr. Wilson's Inheritance

J - Joey

K - Keith Fowler, writer

L - Listen to the Mockingbird

M - Mrs. Elkins

N - Nice coin and stamp collections Mr. Wilson has

O - Owen, Tudor - played Mr. MacTavish in one episode