Mr. Wilson's Sister 1 Season 21 Episode

Episode #1

Dennis Goes to the Movies

Episode #2

Dennis and the Signpost

Episode #3

The Fishing Trip

Episode #4

Grandpa and Miss Cathcart

Episode #5

Innocents in Space

Episode #6

Dennis' Garden

Episode #7

The New Neighbors

Episode #8

Tenting Tonight

Episode #9

Dennis Sells Bottles

Episode #10

Mr. Wilson's Award

Episode #11

The Christmas Story (aka Dennis & Christmas)

Episode #12

Dennis and the Cowboy

Episode #13

Dennis Haunts a House

Episode #14

Dennis' Tree House

Episode #15

Dennis and the Rare Coin

Episode #16

Dennis and the Bike

Episode #17

Dennis and the Open House

Episode #18

Dennis and the Duck

Episode #19

Dennis and the Swing

Episode #20

Dennis and the Dog

Episode #21

Mr. Wilson's Sister

Episode #22

Dennis and the TV Set

Episode #23

Dennis Creates a Hero

Episode #24

Dennis' Paper Drive

Episode #25

Dennis and the Bees

Episode #26

Alice's Birthday

Episode #27

Dennis Becomes a Baby Sitter

Episode #28

Dennis and the Starlings

Episode #29

The Party Line

Episode #30

Dennis by Proxy

Episode #31

Dennis Runs Away

Episode #32

Miss Cathcart's Sunsuit